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	B-1. A Study of Measurement/control of Suspended Particle Matter - Part 1 Distribution from the Viewpoint of Time Axis - Naoya NISHIMURA, Keiko SAITO Proceedings of Annual Technical Meeting on Air Cleaning and Contamination Control (suppl): 5-6, 2020.

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	B-2. A study of Measurement/Control of Suspended Particle Matter - Part.2 Proposal of SPM Measurement by using Sequential Sampling Method - Naoya NISHIMURA, Keiko SAITO Proceedings of Annual Technical Meeting on Air Cleaning and Contamination Control (suppl): 7-10, 2020.

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	B-3. A basic study on characteristics of photometer Kenji IEZUMI, Naoya NISHIMURA Proceedings of Annual Technical Meeting on Air Cleaning and Contamination Control (suppl): 11-13, 2020.

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	B-4. A study about Airborne Particle Dispartion by using "Uncertainty Index" (Part2) Yuya YAGUCHI, Naoya NISHIMURA, Tomoaki OKAMURA Proceedings of Annual Technical Meeting on Air Cleaning and Contamination Control (suppl): 14-16, 2020.

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	B-5. Effect of particle material type on the counting efficiency of optical particle counters Kenjiro Iida*1, Hiromu Sakurai*1, Takashi Minakami*2 Proceedings of Annual Technical Meeting on Air Cleaning and Contamination Control (suppl): 17-19, 2020.

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	B-6. Studies on the new durability test method for air cleaner (part 2) Yasunori Narita*1, Takefumi Sugiyama*1, Kumiko Takahashi*1, Atsuo Nozaki*2, Yoshio Okamoto*3 Proceedings of Annual Technical Meeting on Air Cleaning and Contamination Control (suppl): 20-21, 2020.

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	B-7. Air filter performance evaluation according to JIS B 9908: 2019 Mikito Nabasama, Yasushi Nishibori, Kouta Utsugi, Tatsuya Kawasaki, Takahiro Tomioka Proceedings of Annual Technical Meeting on Air Cleaning and Contamination Control (suppl): 22-24, 2020.

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	B-9. Development and Performance Evaluation of A New Type Air Intake/Exhaust Apparatus to Reduce Disturbance Caused by Outdoor Wind Takayasu Morishige, Kanjyu Hashikami, Hisaya Obuki Proceedings of Annual Technical Meeting on Air Cleaning and Contamination Control (suppl): 25-28, 2020.

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	B-10. The performance evaluation method of anti-insect air curtain Masafumi Takano, Ryo Nagatsuka, Syo Shiina, Hiroyuki Ohno Proceedings of Annual Technical Meeting on Air Cleaning and Contamination Control (suppl): 29-32, 2020.

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	B-11. Development of evaluation method of ventilation performance using para dichlorobenzene (2) Kenta Yamaguchi*1, Yoshihide Suwa*1, Naoki Kagi*2, Nanami Horiuchi*2 Proceedings of Annual Technical Meeting on Air Cleaning and Contamination Control (suppl): 33-36, 2020.

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	C-1. Evaluation of temperature and cleanliness of the operating room during actual use with air conditioning system consisting two individual control Naofumi IMAIDA, Yoko YAMADA, Tomoharu FUJITA Proceedings of Annual Technical Meeting on Air Cleaning and Contamination Control (suppl): 37-40, 2020.

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	C-2. Study on Fan Filter Unit Operating Control Utilizing Sensors Kosuke KONDO, Hisashi HASEBE, Masayuki KOMATSUBARA, Takeyuki SOMEYA Proceedings of Annual Technical Meeting on Air Cleaning and Contamination Control (suppl): 41-44, 2020.

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	C-3. Virtual Experiments that Combined CFD with Machine Learning for the Clean Room Air-Conditioning Control Masanori Sasaki, Satoshi Uemura Proceedings of Annual Technical Meeting on Air Cleaning and Contamination Control (suppl): 45-48, 2020.

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	C-4. Experimental studies to achieve airflow uniformity in duct type air supply devices Mio Nakayama*1, Yoshihide Suwa*1, Misa Fujii*2, Daisuke Sugata*2, Hajime Tamura*2 Proceedings of Annual Technical Meeting on Air Cleaning and Contamination Control (suppl): 49-51, 2020.

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	C-5. Correction of gravity influence in Tuft method Kazuki Nagasaka, Yoshihide Suwa Proceedings of Annual Technical Meeting on Air Cleaning and Contamination Control (suppl): 52-54, 2020.

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	C-6. Characterization of re-entrainment of particles captured on high-efficiency air-filter media and development of a technique to suppress their release from the media Yuya Yamamoto*1, Ryoichi Nakayama*1, Norikazu Namiki*1, Shunsuke Kobayashi*2, Hideo Kunitomo*2, Takeshi Ikeda*2, Li Bao*3 Proceedings of Annual Technical Meeting on Air Cleaning and Contamination Control (suppl): 55-58, 2020.

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	C-7. Improvement of initial particle collection efficiency of nanofiber filter media and life elongation of the media loaded with particles Katsuki Shiohama*1, Yuki Suto*1, Ryoichi Nakayama*1, Norikazu Namiki*1, Shinpei Hiramoto*2, You Umebayashi*2 Proceedings of Annual Technical Meeting on Air Cleaning and Contamination Control (suppl): 59-62, 2020.

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	C-8. Suppression of re-entrainment of particles with size in micrometer- or submicrometer-order from HEPA filter media under high loading conditions Yuri Shimizu*1, Ryoichi Nakayama*1, Norikazu Namiki*1, Li Bao*2 Proceedings of Annual Technical Meeting on Air Cleaning and Contamination Control (suppl): 63-66, 2020.

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	C-9. Measurement of surface area for gas-liquid contact surface on oil mist collecting device by using water (2) Uichiro Hori, Yoshihide Suwa Proceedings of Annual Technical Meeting on Air Cleaning and Contamination Control (suppl): 67-69, 2020.

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	C-10. Collection of ultrafine particles by atomizing salt-containing water using ultrasonication Ryusei Kaneko*1, Ryoichi Nakayama*1, Norikazu Namiki*1, Kazuhiko Sekiguchi*2, Susumu Nii*3 Proceedings of Annual Technical Meeting on Air Cleaning and Contamination Control (suppl): 70-73, 2020.

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	C-11. Characterization of a technique to remove particles adhered on a surface by pulse air-jet blowings Norikazu Namiki*1, Ami Ishii*1, Ryoichi Nakayama*1, Hajime Tamura*2, Tomokatsu Sato*2, Koya Baba*2 Proceedings of Annual Technical Meeting on Air Cleaning and Contamination Control (suppl): 74-77, 2020.

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	D-1. Survey on airborne particle in indoor environment Ryosuke Fujita, Tomoki Yoshinari, Ryota Kamakura, Keiko Saito Proceedings of Annual Technical Meeting on Air Cleaning and Contamination Control (suppl): 78-80, 2020.

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	D-2. Summer condensation at Yukashita of a highly airtight and highly heat-insulating house ventilated by Yukashita air Hiroyuki HARADA Proceedings of Annual Technical Meeting on Air Cleaning and Contamination Control (suppl): 81-84, 2020.

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	D-3. Quantification and control of air quality for improving comfortability in cabin space Yu Sugizono*1, Takahiro Aoki*1, Jun Goto*2, Jincheol Kim*2, Hidenori Higashi*3, Akio Kodama*3, Mikio Kumita*3, Takafumi Seto*3, Yoshio Otani*3 Proceedings of Annual Technical Meeting on Air Cleaning and Contamination Control (suppl): 85-88, 2020.

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	D-4. Field measurements of mass and number concentrations of airborne particle matter in office buildings Ryohei Ishii*1, Naoki Kagi*1, U Yanagi*2, Kenichi Azuma*3, Hoon Kim*4, Hajime Tamura*5 Proceedings of Annual Technical Meeting on Air Cleaning and Contamination Control (suppl): 89-91, 2020.

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	D-5. A study on the odor substance pollution caused by furniture products and its countermeasure techniques Hisato Nishina, Atsuo Nozaki Proceedings of Annual Technical Meeting on Air Cleaning and Contamination Control (suppl): 92-93, 2020.

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	Maker presentation 日本空気清浄協会 Proceedings of Annual Technical Meeting on Air Cleaning and Contamination Control (suppl): 95-105, 2020.

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	B-12. The Possibility of a Unification of Leakage Detection Threshold for the Installed Leak Test between Aerosol Photometer and Discrete Particle Counter Muhammad Aiman bin Mohd Nor, Yoshihide Suwa Proceedings of Annual Technical Meeting on Air Cleaning and Contamination Control (suppl): 123-126, 2020.

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	B-13. Characterization of particle collection efficiency of electret filters media for suppression of ultrafine particle formation from laser printer Yoshiro Muramoto*1, Masaaki Nagashima*1, Takahiro Tomioka*1, Atsuko Kubota*2, Ryoichi Nakayama*2, Norikazu Namiki*2, Naoki Kagi*3, Hoon Kim*4 Proceedings of Annual Technical Meeting on Air Cleaning and Contamination Control (suppl): 127-130, 2020.

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	B-14. Characterization of collection efficiency of electret filters for ultrafine particles formed from laser printer Atsuko Kubota*1, Ryoichi Nakayama*1, Norikazu Namiki*1, Yoshiro Muramoto*2, Masaaki Nagashima*2, Takahiro Tomioka*2, Naoki Kagi*3, Hoon Kim*4 Proceedings of Annual Technical Meeting on Air Cleaning and Contamination Control (suppl): 131-134, 2020.

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	B-15. Evaluation of particle collection performance of filter media composed of chitosan nanofibers and base support media Ryoichi Nakayama, Yuki Suto, Norikazu Namiki Proceedings of Annual Technical Meeting on Air Cleaning and Contamination Control (suppl): 135-136, 2020.

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	B-16. Study on optimal combination of medium performance filter and HEPA filter Yoshiya Sano*1, Yuta Irie*1, Yoshio Otani*2, Takafumi Seto*2, Yui Sasaki*2 Proceedings of Annual Technical Meeting on Air Cleaning and Contamination Control (suppl): 137-139, 2020.

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	B-17. Analysis of Aerosol Collection Mechanism by Nanofiber - Limit of single fiber theory Yoichi Omori*1, Hiroto Miyagawa*2, Tomoya Tamadate*2, Takafumi Seto*2, Yoshio Otani*2, Bao Li*3, Toshiyuki Fujimoto*4 Proceedings of Annual Technical Meeting on Air Cleaning and Contamination Control (suppl): 140-141, 2020.

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	B-18. Avoiding leak in gap using centrifugal force Bam Suzuki, Yoshihide Suwa Proceedings of Annual Technical Meeting on Air Cleaning and Contamination Control (suppl): 142-144, 2020.

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	B-19. A basic study on pin-hole of HEPA filter Zelei HAN, Naoya NISHIMURA Proceedings of Annual Technical Meeting on Air Cleaning and Contamination Control (suppl): 145-147, 2020.

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	B-20. Development of overall leak test method for installed filters Yoshihide SUWA*1, Masafumi HOTTA*1, Misa FUJII*2, Daisuke SUGATA*2, Hajime TAMURA*2 Proceedings of Annual Technical Meeting on Air Cleaning and Contamination Control (suppl): 148-151, 2020.

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	B-21. Development of wet-laid nonwoven sheet air filter composed of nanofiber and conventional fiber Daiki Sato, Mie Kamiyama Proceedings of Annual Technical Meeting on Air Cleaning and Contamination Control (suppl): 152-153, 2020.

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	B-22. Countermeasures of oil mist particles generated by metal machining process Kanta Fukumori*1, Moriaki Iwasaki*1, Eisaku Nagata*1, Naoya Tokuda*1, Takafumi Seto*2 Proceedings of Annual Technical Meeting on Air Cleaning and Contamination Control (suppl): 154-157, 2020.

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	B-23. Research of dust collection device using inertial separation for industrial machines in dusty environments (2) Ryota Nakahara*1, Joji Terasaka*1, Hideki Hayashi*1, Kenjiro Kumitani*1, Atsushi Omori*1, Takuya Sato*1, Ikumi Hirata*2, Hikaru Watanabe*2, Manabu Shimada*2 Proceedings of Annual Technical Meeting on Air Cleaning and Contamination Control (suppl): 158-160, 2020.

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	C-12. Field Survey on Endotoxin Concentrations in indoor air Hoon KIM*1, Motoya HAYASHI*1, Naoki KAGI*2, U YANAGI*3, Kenichi AZUMA*4 Proceedings of Annual Technical Meeting on Air Cleaning and Contamination Control (suppl): 161-164, 2020.

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	C-13. Development of rapid microbial method for judging decontamination effect Hiroki Arakawa*1, Hideto Takahashi*1, Hiroshi Gomi*1, Shuji Fujii*2, U Yanagi*3, Takehiko Tanaka*4, Masao Nasu*5 Proceedings of Annual Technical Meeting on Air Cleaning and Contamination Control (suppl): 165-168, 2020.

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	C-14. Analysis Results of Adhesive Microbiome in Five Air-conditioning Ducts Using a Next Generation Sequencer Yanagi U, Kagi Naoki, Kim Hoon, Azuma Kenichi, Suwa Yoshihide Proceedings of Annual Technical Meeting on Air Cleaning and Contamination Control (suppl): 169-172, 2020.

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	C-15. Simple Monitoring Method of Airborne Bacteria Kazumichi Tomizuka*1, Ryu Taku*1, Takehiko Tanaka*1, U Yanagi*2, Shuji Fujii*3 Proceedings of Annual Technical Meeting on Air Cleaning and Contamination Control (suppl): 173-174, 2020.

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	C-16. Effects of temperature and humidity environment and time on prediction of fungal growth in houses Kosuke Takatori※1, Toru Shimizu※1, Minako Takatori※1, Kyoko Tomisaka※1, Yuko Kumeda※1, Kanako Muramatsu※2 Proceedings of Annual Technical Meeting on Air Cleaning and Contamination Control (suppl): 175-177, 2020.

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	C-17. Study on verification method of bactericidal effect of drugs used for indoor decontamination SatoshiSaito, Kentaro Amano Proceedings of Annual Technical Meeting on Air Cleaning and Contamination Control (suppl): 178-180, 2020.

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	C-18. Basidiomycetous fungi species isolated from sputum in chronic cough patients Koichi MAKIMURA, Masato MIZUNO, Haruhiko OGAWA, Li BAO Proceedings of Annual Technical Meeting on Air Cleaning and Contamination Control (suppl): 181-182, 2020.

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	C-19. Study on the measurement of care environment odor using a semiconductor gas sensor Saki Kondo*1, Megumi Mitsuda*2, Toshimi Tanamura*2 Proceedings of Annual Technical Meeting on Air Cleaning and Contamination Control (suppl): 183-184, 2020.

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	C-20. A study on the suppression of ammonia gas emissions by the evaluation of the properties of concrete constituent materials Isao Tanaka, Tomoharu Fujita, Kazuyuki Tomioka, Kengo Tomita, Takashi Kurihara Proceedings of Annual Technical Meeting on Air Cleaning and Contamination Control (suppl): 185-187, 2020.

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	C-22. Proposing of theoretical gas removal ratio formula of wet scrubbing system Yoshinori Mizuno, Eizo Murakami Proceedings of Annual Technical Meeting on Air Cleaning and Contamination Control (suppl): 188-191, 2020.

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	D-6. Photocatalytic degradation of volatile organic compounds (VOCs) using ultrasonically-formed droplets containing TiO2 particles Norikazu Namiki*1, Miyu Kimura*1, Ryoichi Nakayama*1, Kazuhiko Sekiguchi*2, Naoki Kagi*3 Proceedings of Annual Technical Meeting on Air Cleaning and Contamination Control (suppl): 192-195, 2020.

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	D-7. Study on steady-state generation method of gaseous chemical substances (Part 2) Syu Takahashi*1, Atsuo Nozaki*1, Yasunori Narita*2, Yusuke Ichijo*3 Proceedings of Annual Technical Meeting on Air Cleaning and Contamination Control (suppl): 196-197, 2020.

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	D-8. Chemical substance removal by impregnated activated carbon Yusuke Ichijo*1, Fumiya Takahashi*2, Atsuo Nozaki*2 Proceedings of Annual Technical Meeting on Air Cleaning and Contamination Control (suppl): 198-199, 2020.

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	D-9. Studies on the Deterioration of Gaseous Contaminants Removal Performance on Room Air Cleaners (Part 8) Yusuke Ichijo, Atsuo Nozaki, Yasunori Narita Proceedings of Annual Technical Meeting on Air Cleaning and Contamination Control (suppl): 200-201, 2020.

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	D-10. Development of regenerable formaldehyde removal catalyst by heat treatment for air purifier Keisuke Saito, Toshiya Nashida, Kenta Takenouchi Proceedings of Annual Technical Meeting on Air Cleaning and Contamination Control (suppl): 202-204, 2020.

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	D-11. Study on gaseous VOC treatment method using ultrasonic irradiation of water Akira Okada, Kazuhiko Sekiguchi Proceedings of Annual Technical Meeting on Air Cleaning and Contamination Control (suppl): 205-208, 2020.

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	D-12. Trapping of gas-phase pollutants in the liquid phase using a venturi-type fine bubble generator Kazuhiko Sekiguchi*1, Akihiro Kaihotsu*1, Fumio Yasui*2 Proceedings of Annual Technical Meeting on Air Cleaning and Contamination Control (suppl): 209-211, 2020.

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	D-13. Investigation of hydrogen peroxide gas generation using sodium percarbonate. Naoki Kondo*1, Kazuhiko Sekiguchi*1, Fumio Yasui*2 Proceedings of Annual Technical Meeting on Air Cleaning and Contamination Control (suppl): 212-215, 2020.

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	D-14. Decomposition and analysis by photocatalysts of VOCs subject to under the Occupational Safety and Health Laws Uchida Y.*1, Kuriyano N.*1, Masuda k.*1, Ochiai T.*2 Proceedings of Annual Technical Meeting on Air Cleaning and Contamination Control (suppl): 216-219, 2020.

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	D-15. A study on separation technology of water from solvent (NMP) by vacuum evaporation with air flow - part 3, Measurement of Henry's constant between water vapor and solvent (NMP) Shigeru Tanaka*1, Eisei Katsu*2, Tomoko Hara*2 Proceedings of Annual Technical Meeting on Air Cleaning and Contamination Control (suppl): 220-223, 2020.

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	D-16. Influence of Dead Leg Length on Water Quality in Pharmaceutical Water Distribution System Kunihei Yosa, Hiroshi Harashima Proceedings of Annual Technical Meeting on Air Cleaning and Contamination Control (suppl): 224-227, 2020.

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	D-17. Characterization of submicron oil mist particles generated by metal machining processes Moriaki Iwasaki*1, Kanta Fukumori*1, Yayoi Inomata*2, Hidenori Higashi*2, Takafumi Seto*2 Proceedings of Annual Technical Meeting on Air Cleaning and Contamination Control (suppl): 228-231, 2020.

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	D-18. Development of ion conveying type ionization system generating large charged-particles by quenching water vapor Masanori Suzuki, Yosuke Takiguchi, Yoshito Takeishi Proceedings of Annual Technical Meeting on Air Cleaning and Contamination Control (suppl): 232-235, 2020.

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