---

	The 40th air cleanliness and contamination control study meeting held guidance 藤井修二 Proceedings of Annual Technical Meeting on Air Cleaning and Contamination Control (suppl): (1)-(1), 2023.

---

	A-1 Investigation of rapid evaluation method of amount of airborne microorganisms by quantification of ATP Satoshi Saito Proceedings of Annual Technical Meeting on Air Cleaning and Contamination Control (suppl): 1-4, 2023.

---

	A-2 Collection of Airborne Biomaterials Ryohei Kozuka*1, Masato Yasuura*2, Takashi Fukuda*2, Noboru Takiguchi*3, Takafumi Seto*3, Ryo Honda*3, Fumitoshi Akaike*4, Yuma Kusafuka*4 Proceedings of Annual Technical Meeting on Air Cleaning and Contamination Control (suppl): 5-8, 2023.

---

	A-3 Evaluation of fungal count from a visual image of airborne fungi (indoor and outdoor) Kosuke Takatori*1, Toru Shimizu*1, Minako Takatori*1, Kyoko Tomisaka*1, Kanako Muramatsu*1, Toshiko Ota*1, Yuko Kumeta*1, Susumu Shimizu*2 Proceedings of Annual Technical Meeting on Air Cleaning and Contamination Control (suppl): 9-11, 2023.

---

	A-4 The actual state of the microbiome in newly built wooden houses Part 2 : Measurement results of floor-adhering bacterial communities in 13 residences in summer Yanagi U, Azuma Kenichi, Kagi Naoki, Bamba Ikuko, Tachiki Takahiro Proceedings of Annual Technical Meeting on Air Cleaning and Contamination Control (suppl): 12-15, 2023.

---

	A-5 Survey on Air Concentrations of Ethanol and Acetaldehyde in Office Buildings during COVID-19 pandemic Hoon KIM*1, Shigehisa UCHIYAMA*1, Yohei INABA*1, Kenichi KOBAYASHI*1, Kenichi AZUMA*2, Naoki KAGI*3, Naoki KUNUGITA*4 Proceedings of Annual Technical Meeting on Air Cleaning and Contamination Control (suppl): 16-19, 2023.

---

	A-6 Characterization of secondary and tertiary organic aerosol formation from p-DCB vapor in indoor space Makoto Yamada*1, Rumi Kikugawa*1, Zen Maeno*1, Norikazu Namiki*1, Naoki Kagi*2, Kazuhiko Sekiguchi*3 Proceedings of Annual Technical Meeting on Air Cleaning and Contamination Control (suppl): 20-23, 2023.

---

	Of the food factory is clean; for improvement of the air environment and stable quality control 上西由翁 Proceedings of Annual Technical Meeting on Air Cleaning and Contamination Control (suppl): 25-29, 2023.

---

	A-7 Flow analysis and velocity field measurement in an open-door front opening unified pod (FOUP) and its mini environment (ME) Shih-Cheng Hu1, Tee Lin1, Omid Ali Zargar1, Graham Leggett2 Proceedings of Annual Technical Meeting on Air Cleaning and Contamination Control (suppl): 31-33, 2023.

---

	A-8 Derivation of 3D flow field from 2D flow data in multiple cross sections (2) Yoshihide SUWA*1, Ryoto NAKAI*1, Aiman MUHAMMAD*1, Jun Machii*2, Kenich Nakamura*2, Masashi Yasuki*2 Proceedings of Annual Technical Meeting on Air Cleaning and Contamination Control (suppl): 34-36, 2023.

---

	A-9 Mechanism for reducing gusts in natural ventilation systems Tomohiro Yoshida*1, Muhammad Aiman bin Mohd Nor*1, Yoshihide Suwa*1, Kiyokazu Hosokawa*2, Hiroyuki Ueno*3, Daisaku Iga*3, Fukiko Obara*3, Fuyo Sakamaki*3, Kenichi Iriuchijima*3 Proceedings of Annual Technical Meeting on Air Cleaning and Contamination Control (suppl): 37-39, 2023.

---

	A-10 Spreading width control of jet flow using the coanda effect of parallel slit airflow Koya Araida*1, Muhammad Aiman bin Mohd Nor*1, Yoshihide Suwa*1, Fumio Yasui*2, Daisuke Sugata*2, Yoshihito Takeishi*2 Proceedings of Annual Technical Meeting on Air Cleaning and Contamination Control (suppl): 40-42, 2023.

---

	A-11 Characterization of local smoke isolation in smoking room where persons to smoke different sorts of cigarette coexist using numerical analysis Norikazu Namiki, Zen Maeno, Momoka Inoue Proceedings of Annual Technical Meeting on Air Cleaning and Contamination Control (suppl): 43-46, 2023.

---

	Micro Contamination Control for Advanced Semiconductor Manufacturing Processes : Focused on Automatic Material Handling System (AMHS) Shih-Cheng Hu1, Tee Lin1, Omid Ali Zargar1, Graham Leggett2 Proceedings of Annual Technical Meeting on Air Cleaning and Contamination Control (suppl): 47-74, 2023.

---

	B-1 Performance of HEPA filter unit for air purification of office space Masaki Uchino*1, Toshiki Takeda*1, Takafumi Seto*2, Aoba Kawai*2, Li Bao*3 Proceedings of Annual Technical Meeting on Air Cleaning and Contamination Control (suppl): 75-76, 2023.

---

	B-2 Clean air by chemical filters inhibits disease development in animals. Kengo TOMITA*1, Keiichi YANO*1, Chiharu OOHIRA*2, Tomoki FUKUYAMA*2, Satoshi TAKAGI*2 Proceedings of Annual Technical Meeting on Air Cleaning and Contamination Control (suppl): 77-79, 2023.

---

	B-3 Analysis of high-performance filter decontamination using functional mist Yoshinari Sano*1, Takuji Ikeda*1, Kota Haginaka*2, Noboru Takiguchi*2, Takafumi Seto*2 Proceedings of Annual Technical Meeting on Air Cleaning and Contamination Control (suppl): 80-82, 2023.

---

	B-4 Development of a dischargeless-type electrostatic precipitation device using dielectric air filter media Norikazu Namiki*1, Zen Maeno*1, Takumi Ogasawara*1, Yasuhiro Nakamura*2, Seiro Yuge*2 Proceedings of Annual Technical Meeting on Air Cleaning and Contamination Control (suppl): 83-86, 2023.

---

	B-5 Characterization of particle collection by composite media for medium-performance air filters using nanofibers Naoya Nishioka*1, Momoka Ogawa*1, Zen Maeno*1, Norikazu Namiki*1, Yuto Matsumura*2, Yasushi Nishibori*2, Takahiro Tomioka*2, Naoki Kagi*3 Proceedings of Annual Technical Meeting on Air Cleaning and Contamination Control (suppl): 87-90, 2023.

---

	B-6 Characterization of particle collection by air filter media made of fiber layers with different layer structures at the initial stage and continuous particle loading one Akira Sato*1, Zen Maeno*1, Norikazu Namiki*2, Li Bao*2 Proceedings of Annual Technical Meeting on Air Cleaning and Contamination Control (suppl): 91-94, 2023.

---

	B-7 Studies on the indoor air pollution caused by unvented combustion appliances Part 8 Particulate matter Atsuo Nozaki*1, Yusuke Ichijo*2, Kumiko Takahashi*3, Yu Takamatsu*3 Proceedings of Annual Technical Meeting on Air Cleaning and Contamination Control (suppl): 95-97, 2023.

---

	B-8 Studies on the indoor air pollution caused by unvented combustion appliances Part 9 carbonyl compounds Hisato Nishina*1, Yusuke Ichijo*1, Atsuo Nozaki*2, Yu Takahashi*3, Kumiko Takahashi*3 Proceedings of Annual Technical Meeting on Air Cleaning and Contamination Control (suppl): 98-99, 2023.

---

	B-9 Studies on the indoor air pollution caused by unvented combustion appliances Part 10 volatile organic compounds Yusuke Ichijo, Atsuo Nozaki, Kumiko Takahashi Proceedings of Annual Technical Meeting on Air Cleaning and Contamination Control (suppl): 100-101, 2023.

---

	B-10 H2O2 gas generation method of a practical level using SPC / solid acid method Fumio YASUI*1, Yoshihito TAKEISHI*1, Daisuke SUGATA*1, Kazuhiko SEKIGUCHI, Taiyo HIGIOKA Proceedings of Annual Technical Meeting on Air Cleaning and Contamination Control (suppl): 102-105, 2023.

---

	B-11 Study on switchable air conditioning - ventilation system to reduce the risk of infection during pandemic in general hospital ward Kaori Nomura, Kentaro Amano, Satoshi Saito, Hideaki Tani, Shinya Ueda, Takashi Hagihira, Hidenari Hiasa Proceedings of Annual Technical Meeting on Air Cleaning and Contamination Control (suppl): 106-109, 2023.

---

	C-1 Identification of Particle Generation Process in An Actual Cleanroom Based on Multiple Particle Sensors Kosuke KONDO, Takayuki SOMEYA, Hisashi HASEBE, Masayuki KOMATSUBARA Proceedings of Annual Technical Meeting on Air Cleaning and Contamination Control (suppl): 110-113, 2023.

---

	C-2 Particle generation and motion intensity during working in a clean room. Part 2 - Effects of particles in exhaled air - Shota Endo, Masanori Sasaki Proceedings of Annual Technical Meeting on Air Cleaning and Contamination Control (suppl): 114-117, 2023.

---

	C-3 A proposal of Leak Test Method for HEPA Filter Installed on Ceiling in a Clean Room - Pros and cons of leak test with the cover attached - Chitake KARAKI, Daisuke SUGATA, Yoshihito TAKEISHI Proceedings of Annual Technical Meeting on Air Cleaning and Contamination Control (suppl): 118-121, 2023.

---

	C-4 Development of a system to measure particles without humans by using an automated robot. Yosuke Takiguchi*1, Chitake Karaki*1, Mitsuhiro Matsumoto*2, Shuichi Yamamoto*2 Proceedings of Annual Technical Meeting on Air Cleaning and Contamination Control (suppl): 122-124, 2023.

---

	C-5 Particle measurement system using autonomous mobile robots Shigeki Tsuchiya, Moriaki Iwasaki, Masanori Sasaki Proceedings of Annual Technical Meeting on Air Cleaning and Contamination Control (suppl): 125-128, 2023.

---

	C-6 Measurement of High Concentration Aerosols with Light Scattering Particle Counters Yoshio Otani, Masato Mizuno Proceedings of Annual Technical Meeting on Air Cleaning and Contamination Control (suppl): 129-131, 2023.

---

	Maker presentation 日本空気清浄協会 Proceedings of Annual Technical Meeting on Air Cleaning and Contamination Control (suppl): 133-142, 2023.

---

	A-12 Regeneration of air filter media with nanofiber layer using water atomization with spray nozzles Takaaki Nakazato, Zen Maeno, Norikazu Namiki Proceedings of Annual Technical Meeting on Air Cleaning and Contamination Control (suppl): 143-146, 2023.

---

	A-13 Development of PFAS-free air filter media Masashi Sato, Nozomi Tashiro Proceedings of Annual Technical Meeting on Air Cleaning and Contamination Control (suppl): 147-150, 2023.

---

	A-14 A study of bio-decontamination of air filters using vaporized peracetic acid (Part 2) Makoto Shigeta, Takahiro Fujimori, Riko Yukawa, Yoko Onishi, Yoshinari Sano, Takuji Ikeda Proceedings of Annual Technical Meeting on Air Cleaning and Contamination Control (suppl): 151-152, 2023.

---

	A-15 Behavior analysis of droplets and droplet nuclei in indoor space using a droplet generation device Norikazu Namiki*1, Kota Takahashi*1, Zen Maeno*1, Naoki Kagi*2, Koya Baba*3, Yoshihito Takeishi*3, Daisuke Sugata*3 Proceedings of Annual Technical Meeting on Air Cleaning and Contamination Control (suppl): 153-156, 2023.

---

	A-16 Research on Safe Nebulizer Inhalation Therapy Using Clean Booth during COVID-19 Pandemic Yuka Uchida*1, Haruhiko Ogawa*1, Isao Ninomiya*2, Masato Mizuno*2, Li Bao*3, Yoshio Otani*4 Proceedings of Annual Technical Meeting on Air Cleaning and Contamination Control (suppl): 157-159, 2023.

---

	A-17 Experimental evaluation on the ventilation efficiency in railway vehicles for virus infection control Yoshihide Suwa*1, Rina Haramaki*1, Muhammad Aiman*1, Kiyokazu Hosokawa*2, Hiroyuki Ueno*3, Daisaku Iga*3, Fukiko Obara*3 Proceedings of Annual Technical Meeting on Air Cleaning and Contamination Control (suppl): 160-162, 2023.

---

	A-18 A study about Indoor Air Contamination Condition based on Concentration of CO2 part .2 Takashi Osaki*1, Naoya Nishimura*1, Yasuhiro Minami*2, Shinichi Ishihara*3 Proceedings of Annual Technical Meeting on Air Cleaning and Contamination Control (suppl): 163-165, 2023.

---

	A-19 A study about Development of Multiple CO2 meter and Relativity between Computer Fluid Dynamics - Part 2 ; Calibration of Sensor and Effect of Leakage - Mikako Wada*1, Naoya Nishimura*1, Yasuhiro Minami*2, Shinichi Ishihara*3 Proceedings of Annual Technical Meeting on Air Cleaning and Contamination Control (suppl): 166-168, 2023.

---

	A-20 Characteristics of aldehyde emission from natural wooden material Takumi Hirasawa*1, Naoki Kagi*1, Wataru Umishio*1, Kenichi Azuma*2, U Yanagi*3, Takahiro Tachiki*4, Ikuko Bamba*5 Proceedings of Annual Technical Meeting on Air Cleaning and Contamination Control (suppl): 169-171, 2023.

---

	A-21 Performance evaluation of train air purifiers Makoto Taguchi, Yuya Yamaguchi, Rei Kataoka Proceedings of Annual Technical Meeting on Air Cleaning and Contamination Control (suppl): 172-175, 2023.

---

	A-22 Verification of purification performance of thin type air purifier with HEPA filter and study of energy saving automatic control system by cleanliness monitor Mamoru Okamoto Proceedings of Annual Technical Meeting on Air Cleaning and Contamination Control (suppl): 176-179, 2023.

---

	Application of biomass nanofibers to air filter media Junji Nemoto Proceedings of Annual Technical Meeting on Air Cleaning and Contamination Control (suppl): 181-185, 2023.

---

	B-12 Adsorption Deodorizing with Heater for Outdoor Wastewater Storage Tank Yoshinori Mizuno*1, Eizo Murakami*2, Abubakar Hamza Sadiq*3, Kazuo Shimizu*4 Proceedings of Annual Technical Meeting on Air Cleaning and Contamination Control (suppl): 187-190, 2023.

---

	B-13 Catalytic decomposition technology of remaining gas in clean room after chemical decontamination Kei Sakamoto, Toshiya Nashida Proceedings of Annual Technical Meeting on Air Cleaning and Contamination Control (suppl): 191-193, 2023.

---

	B-14 Enhancement of photocatalytic degradation for volatile organic compounds (VOCs) using ultrasonically-generated droplets containing photocatalytic particles Zen Maeno*1, Mika Nishitani*1, Norikazu Namiki*1, Kazuhiko Sekiguchi*2, Naoki Kagi*3 Proceedings of Annual Technical Meeting on Air Cleaning and Contamination Control (suppl): 194-197, 2023.

---

	B-15 Reduction of carbon dioxide emissions due to the spread of electric vehicles Shigeru Tanaka, Tomoko Hara Proceedings of Annual Technical Meeting on Air Cleaning and Contamination Control (suppl): 198-201, 2023.

---

	B-16 Decomposition of gaseous / particulate organic pollutants using vacuum ultraviolet excimer lamps Kazuhiko Sekiguchi, Ryo Higuchi, Riri Moriya Proceedings of Annual Technical Meeting on Air Cleaning and Contamination Control (suppl): 202-204, 2023.

---

	B-17 Aggregation of PM2.5 by high-power airborne ultrasonic Kenta Kuwayama*1, Tatsuya Zushi*1, Takuya Asami*2, Hikaru Miura*2 Proceedings of Annual Technical Meeting on Air Cleaning and Contamination Control (suppl): 205-208, 2023.

---

	B-18 Development of formaldehyde adsorbent Study of Pressure Loss Reduction Yuuki Takamura, Torahiko Saeki, Norikazu Kobayashi, Toshihiro Anai, Huaipeng Tang Proceedings of Annual Technical Meeting on Air Cleaning and Contamination Control (suppl): 209-212, 2023.

---

	B-19 Improving the working environment while painting architectural models by ventilation with an enclosed hood Eizo Murakami, Yoshinori Mizuno, Mika Suzuki, Hitoshi Kohno Proceedings of Annual Technical Meeting on Air Cleaning and Contamination Control (suppl): 213-214, 2023.

---

	B-20 An investigation of the relationships between air velocity and air flow pattern around the manufacturing equipment Katsuya Inoue, Minoru Tamura Proceedings of Annual Technical Meeting on Air Cleaning and Contamination Control (suppl): 215-218, 2023.

---

	B-21 Analysis of transport process of droplets in indoor space Aoba Kawai*1, Takafumi Seto*1, Kanta Fukumori*2, Masanori Sasaki*2, Megumi Suzuki*2, Shota Endo*2 Proceedings of Annual Technical Meeting on Air Cleaning and Contamination Control (suppl): 219-222, 2023.

---

	B-22 Relationship between characteristics of houses and volatile organic compound concentrations Sangin Park*1, Naoki Kagi*1, Wataru Umishio*1, Kenichi Hasegawa*2, Jo Tamura*2, Teruaki Mitamura*3 Proceedings of Annual Technical Meeting on Air Cleaning and Contamination Control (suppl): 223-225, 2023.

---