In recent years, there have been major changes in lifestyles and values as well as a diversification of living environments, and awareness and interest in personal hygiene and housekeeping habits have increased. By quickly grasping these changes and utilizing Lion’s strengths in cleaning and sanitizing technologies, as well as the extensive knowledge we have acquired by observing the daily lives of consumers, we are developing products that propose new habits and values that suit the diverse lifestyles of every individual.
Development of CHARMY Magica Enzyme+ (“Plus”), a dishwashing detergent that uses a proprietary blend of enzymes to break down stubborn oily grime
Development of Cleaning Technologies (Detergency, Deodorizing Power, Protection from Yellowing) for NANOX one
SOFLAN Airis Fabric Softener, Providing a Smooth, Non-Clingy Feel When Wet, Such As After Sweating
Dishwashing Detergent Developed with a Focus on Skin Moisture:CHARMY Awa no Chikara (Power of Suds) Hand Premium
Heyaboshi (Hang-to-Dry Indoors) TOP—Prevents Odors Even During Laundry Use
Recent survey on the Distribution of Dematiaceous Fungi in Bathroom Environments
Society of indoor Environment, Japan
2025/12/03-12/04
Ryota Kamiizawa
Growth Characteristics of Odor-Causing Bacteria in Residential Toilet Environments
Society of indoor Environment, Japan
2025/12/03-/04
Marina Nasu
The effects of various molds on the growth of Rhodotorula in winter bathrooms
Society of indoor Environment, Japan
2025/12/03-/04
Hiroshi Yamagishi
Exploring the Influence of Fabric Softener Fragrances on Psychological State During Laundry Work: A Qualitative Study
Transactions of Japan Society of Kansei Engineering
2025/12
Kai Saito
Analysis of Microbial Contamination and Transmission Routes in Bangladeshi Kitchens
Bangladesh Society of Microbiologists 39th Annual Conference
2025/12/21
Shiori Katta
Improvement of Kitchen Hygiene by Using Liquid Detergent
Bangladesh Society of Microbiologists 39th Annual Conference
2025/12/21
Keisuke Yoshida
Understanding the actual situation of Half Dried Odors in Clothes and Development of a Biofilm Model
The 52nd Annual Meeting of the Society for Antibacterial and Antifungal Agents, Japan Poster Award – Encouragement Prize
2025/12/09
Akari Endo
Growth Characteristics of Odor-Causing Bacteria in Residential Toilet Environments
Society of indoor Environment, Japan President's Encouragement Award (Technical Division)
2025/12/03
Marina Nasu
Kanto Region Invention Awards 2025
Tokyo Chamber of Commerce and Industry Chairman's Award
2025/11/20
Ryota Takei
Examining the use of enzymes in dishwashing detergents ~Improved cleaning enhancement in a short time~
Symposium on Cleaning
2025/11/18
Kohei Abe
Relationship Between Yellowing, Indoor Drying Malodor and DNA
The 57th Symposium on Cleaning
2025/11/18
Seita Doi
Exploring the Value of Scent in Everyday Life through Neurophysiological Measurement and Qualitative Research: Aiming to Enhance the Value of Laundry
The Japanese Journal of Taste and Smell Research
2025/11
Kai Saito
Living Environment and Odor
CSJ Chemistry Festa
2025/10/22
Marina Nasu
Methods to Prevent Toilet Odors Using Fumigation Technology
The 52nd Annual Meeting of the Society for Antibacterial and Antifungal Agents, Japan
2025/09/26
Marina Nasu
Growth characteristics of Rhodotorula in bathrooms from summer to autumn
The 52nd Annual Meeting of the Society for Antibacterial and Antifungal Agents, Japan
2025/09/26
Hiroshi Yamagishi
Understanding the actual situation of Half Dried Odors in Clothes and Development of a Biofilm Model
The 52nd Annual Meeting of the Society for Antibacterial and Antifungal Agents, Japan
2025/09/26
Akari Endo
Display of NANOX one and Akron Yasashisa Premium products
The 2025 Annual Conference of the Japan Society for the Science of Textile Products Consumption
2025/06/21-22
Yuka Morimoto, Seita Doi, Masato Koike
Verification of the effect of prolonging the life of clothing by suppressing blackening caused by recontamination
The 2025 Annual Conference of the Japan Society for the Science of Textile Products Consumption
2025/06/21
Hayu Hasebe
Anti-mold products using silver ion smoke: Development of Look Plus Bathroom Anti-Mold Smoke Agent
Household Cleaning Products Industria lAssociation
2025/06/11
Shiori Mizota
Development of rinse-free washing technology that reduces the environmental impact of laundry
Committee of the Society for the Science of Textile Products Consumption
2025/04/01
Ryota Takei
Study of Enzyme Performance Improvement in Dishwashing Detergents using Enzymes and Various Ingredients
2025 AOCS (The American Oil Chemists’Society) Annual Meeting & Expo
2025/04/28
Masahiro Seo
Latent preference representation in the human brain for scented products: Effects of novelty and familiarity
NeuroImage, Volume 310, 121131
2025/04/15
Kai Saito (Joint research with Center for Information and Neural Networks (CiNet), National Institute of Information and Communications Technology (NICT))
Aiming for Sustainable Laundry
Textile Society Sponsored Textile Application Course: Considering the Sustainability of Synthetic Fibers
2025/01/22
Ryota Takei
Development of a product appearance stability prediction model using machine learning
The 47th Chemoinformatics Symposium
2024/12/17
Keisuke Mori
Bacterial flora analysis and extraction of odor-causing bacteria in residential toilet spaces
Society of Indoor Environment ※Received the Conference Chairman's Encouragement Award (Technical Division)
2024/11/30
Marina Nasu
Growth characteristics of pink slime in the bathroom in winter
Society of Indoor Environment
2024/11/30
Hiroshi Yamagishi
Innovations in Sustainability
10th Asian Surfactants Conference hosted by Independent Commodity Intelligence Service
2024/11/21
Yasuyuki Tsuboi
Potential Role of Bacteria in Promoting the Adhesion of Black Stain-Causing Fungi in Toilet Bowls
The 37th Japanese Society of Microbial Ecology
2024/10/27
Takuya Inokuchi
Exploring the possibility of effectively using enzymes in dishwashing detergents
56th Symposium on Cleaning
2024/10/08
Masahiro Seo
Pollution and odors in the living environment
56th Symposium on Cleaning
2024/10/07
Hiroshi Yamagishi
Effect of calcium accumulation on cutting boards on bacterial growth
The 51st Annual Meeting of the Society for Antibacterial and Antifungal Agents, Japan
2024/09/17
Ayuko Sugawa
Survey on black stains in toilet bowls
The 51st Annual Meeting of the Society for Antibacterial and Antifungal Agents, Japan
2024/09/17
Yuki Maeda
Study on New Household Laundry Softener That Imparts a Smooth and Dry Texture
・The 17th Textile Bioengineering and Informatics Symposium ※OUTSTANDING POSTER PRESENTATION COMPETITION
2024/08/21
Haruka Ebisawa
Recent Survey on Toilet Usage and Bacterial Conditions
Clean Technology Vol. 34, No. 8 (Issue 403)
2024/08/10
Chihiro Enodo
“Feeling sweaty, sticky, and concerned about odors! What handy items will help ease your whole family from the discomforts of summer?"
Woman Excite https://woman.excite.co.jp/article/lifestyle/rid_E1720577479117/
2024/08/02
Display of NANOX one and Akron smart care products
The 2024 Annual Conference of the Japan Society for the Science of Textile Products Consumption
2024/06/22-23
Haruka Morita, Masato Koike
Development of zero-rinse cleaning technology that reduces the environmental impact of laundry
Annual Meeting of The Japan Research Association for Textile End-Uses
2024/06/22
Ryota Takei
Verification of the effect of suppressing clothing fading during washing
Annual Meeting of The Japan Research Association for Textile End-Uses
2024/06/22
Hayu Hasebe
A study on foam formation in toilet spray detergent
The 76th Annual Meeting of the Japan Society of Home Economics
2024/05/26
Chihiro Enodo
Texture and water absorption behavior of clothing treated with silicone fabric softener
2024 AOCS Annual Meeting & Expo
2024/05/01
Hikaru Takabayashi
Control of structural viscosity and liquid separation stability of fabric softener by using nonionic surfactants and associative thickeners
2024 AOCS(The American Oil Chemists’Society) Annual Meeting & Expo
2024/05/01
Yuto Enomoto
Development of technology to suppress the color fading of clothes while washing
2024 AOCS(The American Oil Chemists’Society) Annual Meeting & Expo
2024/05/01
Haruka Morita
Development of zero-rinse cleaning technology using cleaning polymers in laundry
23rd Green Sustainable Chemistry (GSC) Award
2024/02/29
Ryota Takei
Regarding detergent development at Lion
Lecture for Tokai University Takanawa High School (designated super science high school)
2024/02/16
Haruka Morita
Growth Characteristics of Coexistence of Cladosporium and Pink Slime
2023 Annual Meeting of the Society of Indoor Environment,Japan
2023/11/30
Hiroshi Yamagishi
The Survey on the actual state of Toilet Usage and Bacteria in recent yearsRecent survey of toilet usage and bacteria status
2023 Annual Meeting of the Society of Indoor Environment,Japan
2023/11/30
Chihiro Endo
FY2023 Kanto Region Invention Awards Invention Encouragement Award Patent: "Liquid cleaning agent composition for toilets" (Patent No. 7170528)
Japan Institute of Invention and Innovation
2023/11/29
Shiori Mizota
Regarding cleanliness and hygiene issues and solutions caused by water after washing dishes and before drying them - Utilization of quick drying function and chelate effect -
Japan Oil Chemists' Society Cleaning & Detergent Division
2023/10/10
Emi Kamimura
Probability density distribution analysis of enzyme effect on denatured protein soil
Japan Oil Chemists' Society Cleaning & Detergent Division
2023/10/10
Akinori Inoue
Control of structural viscosity and liquid separation stability of fabric softener by using nonionic surfactants and associative thickening agents
The 61st Annual Meeting of the Japan Oil Chemists' Society
2023/09/07
Yuto Enomoto
Confirmation of superiority of homopolymer and chelating agent in removing mud stains by probability density functional method and mechanism analysis
The 61st Annual Meeting of the Japan Oil Chemists' Society
2023/09/07
Shigeyo Sasaki
Development of New Washing Technology with Alkoxylated Cationic Polymer under Low-concentration Surfactant Conditions
2023 AOCS Annual Meeting & Expo
2023/04/30
Ryota Takei
Development of Look Plus Foam Pita toilet cleaning spray
Packaging technique
2023/01/16
Masahiro Honma
Verification of the anti-fading effect of clothes while washing
Japan Oil Chemists' Society Cleaning & Detergent Division
2023/10/10
Haruka Morita
Research on household fabric softener that maintains a smooth texture
The Japan Research Association for Textile End-Uses
2023/06/24
Ayato Ueda
Research on household fabric softener that imparts a smooth texture
ATC-16 16th Asian Textiles Conference
2023/06/14
Haruka Ebisawa
A Study of Laundry Experiences Based on Behavioral Use of Different Fabric Softeners -Qualitative Survey Using Semi-Structured Interview Method-
The 18th Spring Annual Meeting of Japan Society of Kansei Engineering
2023/03/06
SAITO KAI
Mold in bathrooms -Influence of facilities and bathing behavior-
Fungi in Human Life Vol.15 No.2(32) 2022
2022/12/1
Hiroshi Yamagishi
Developing a method to remove stubborn bathtub keratin grime without scrubbing
2nd World Congress on Oleo Science, WCOS2022
2022/8/23-9/3
Shinya Sudo
Synergic Effects of Surfactant and Chelating Agent on Stubborn Keratin Grime for Easy Cleaning
Journal of Oleo Science 70, (12) 1769-1776 (2021)
2021/12/3
Shinya Sudo
Preventing odor when drying clothes indoors
2021 AOCS Annual Meeting & Expo
2021/5/3-5/14
Masanori Fushitani