

| 1934 | Establishment of The Yasu Photograph Chemical Industry
Based on the request of the Ministry of Commerce and Industry and the Ministry of the Army of those age, production of photographic gelatin began |
|---|---|
| 1941 | Foundation of Yasu Chemical Industry Start manufacturing edible gelatin |
1959 |
Development and selling of concentrated juice "Yasuka" |
1965 |
Consolidated with Rouka Chemical Industry |
| 1974 | Expanded our leaf gelatin product lineup such as GELATIN LEAF GREEN
Developed seasonings "Mitomi" |
1975 |
cooperative development of collagen casing |
| 1986 | Entered into an Exclusive Distribution Agreement for Japan with DGF STOESS (Germany, current GELITA)
Started selling GELATIN LEAF 600, 500, 400, 300 Manufacturing and selling of collagen peptide (for cosmetic use) |
1989 |
Started to sell home use leaf gelatin and powder gelatin |
1994 |
Installing continuous molding machine for leaf gelatin |
| 1998 | Relocating the factory to Yasu Mikami (current Mikami factory)
Rebuilding the Head office (current Head office) |
2000 |
Quality system ISO 9001 attestation acquisition |
2002 |
Increased the capital from JPY40,000,000 to JPY45,000,000 |
2006 |
The sales of collagen peptide and granule gelatin starts |
2007 |
Installing clean room for gelatin packaging |
2008 |
Changing the Mikami factory (Production room of leaf gelatin) to possitive pressure |
| 2013 | Installing machine for detecting foreign substance
Starting to sell Gelatin Leaf Platinum |
| 2014 | Tokyo branch established
Full-scale manufacturing of Gelatin Leaf from porcine ingredient in Mikami Factory Started to sell "Gelatin Fine Mesh F" derived from fish and Gelling agent "Jelly Agar" |
| 2015 | Appeared in an article in Japan's Brightest Economy Newspaper, published by Sangyo Johoka Shimbunsha |
| 2017 | Certified S-HACCP (Shiga version) |
| 2018 | Started selling "Halal Gelatin" Halal certified by Kyoto Council for Sharia and Halal Affairs
Certified as a Shiga Prefecture Work?Life Balance Promotion Registered Enterprise |
2019 |
Renamed company name to JELEAF INC. |
2020 |
Smile Food Project (Top chefs delivered meals to medical institutions fighting on the front lines against COVID-19 to express their gratitude and support) Provided Gelatin Leaf 300 for free of charge.
Selected as a “Companies Driving Regional Growth” by the Ministry of Economy, Trade and Industry (METI) |
2021 |
Launched "Tanpaku Sengen", Gelatin sheet for protein intake
Signed a sponsorship agreement with "Moriyama Samurai2000" Kansai Soccer League Div.1 |
2023 |
Installed an automatic CIP cleaning system for production line of leaf gelatin |
2024 |
90th Anniversary of the foundation
Launched Biwako Gummy “Biwako wo Taberu Gummy” and “Biwakono Mizu Tometarokka Gummy” Awarded Rakuten Ichiba's “Shop of the Month" |
2025 |
Launched "Hiyasudake Noukou Annin", "Noukou Matcha Pudding","Noukou Houjicha Pudding"
Launched "Tobita-kun Gummy" Exhibited in the “Shiga Experience Week” at the Osaka-Kansai Expo 2025 Sponsored Biwako gummy candy to "Shiga-sports 2025" |