Winners List
| Year | Company | Division | Business content |
| 2025 | eWeLL Co., Ltd. | -- | Business support services in the field of home medical care |
| Fujikura Ltd. | -- | Optical fiber cable manufacturing business | |
| SCREEN Holidings Co., Ltd. | -- | Semiconductor manufacturing equipment manufacturing business | |
| 2024 | ADVANTEST CORPORATION | -- | A semiconductor test equipment manufacturer |
| Hulic Co., Ltd. | -- | A real estate holding, leasing, sales and brokerage company | |
| ISOWA CORPORATION | -- | A manufacturer of corrugated machinery | |
| Japanet Holdings Co., Ltd. | -- | A mail order and TV shopping company | |
| 2023 | IRIS OHYAMA Inc. | -- | Planning, manufacturing, and sales of housewares |
| JINUSHI Co., Ltd. | -- | Provides tenants with long-term fixed-term land lease agreements | |
| BizReach, Inc. | -- | A recruiting platform in Japan | |
| Unicharm Corporation | -- | Manufactures disposal diapers, feminine hygiene products, wet wipes | |
| 2022 | Accenture Japan Ltd. | -- | A management consulting firm |
| SHIFT Inc. | -- | Software quality assurance and testing | |
| Tokyo Electron Ltd. | -- | Semiconductor and flat panel display production equipment | |
| Renesas Electronics Corporation | -- | Microcontrollers, integrated chips and sensors | |
| 2021 | Cainz Corporation | -- | Home center |
| JINS HOLDINGS Inc. | -- | Eyewear retail business | |
| Kurashicom Inc. | -- | Communicating and transacting directly with users online | |
| 2020 | TORIDOLL Holdings Corporation | Marugame Seimen Business Unit (Marugame Seimen, Inc.) | Restaurant chain store management (mainly udon business) |
| Milbon Co., Ltd. | -- | Manufactures and sells professional Hair Care | |
| YOHO Brewing Company | -- | Beer Industry | |
| Rakuten Bank, Ltd. | -- | Online Banking Industry | |
| 2019 | ELECOM CO., LTD. | -- | Supplier of PC and mobile phone peripherals, I/O devices and accessories |
| UT Group Co. | Manufacturing Division (UT Aim Co., Ltd.) | Dispatches workers with specialized skills to factories; provides manufacturing outsourcing services | |
| en-japan inc. | the Job Advertisement Department | Online recruitment services | |
| Workman Co., Ltd. | -- | Operates a specialty retail franchise that sells workman's clothes, gear, etc. | |
| 2018 | HOKEN NO MADOGUCHI GROUP INC. | -- | Insurance agent |
| MonotaRO Co., Ltd. | -- | E-commerce retailer of indirect materials | |
| RIZAP GROUP Inc. | Body Making Business | Private physical training studios | |
| Trusco Nakayama Corporation | -- | Wholesaler of indirect materials | |
| 2017 | KATITAS CO., LTD. | -- | Rehabilitation and resale of pre-owned houses |
| Net Protections, Inc. | -- | Deferred payment service | |
| Pro-Ship Incorporated | -- | Development and sales of packaged software for fixed assets management | |
| QB Net Holdings Co., Ltd. | -- | Haircut service | |
| 2016 | MAEDA KOSEN CO., LTD. | Infrastructure Business | Manufacturing and sales of civil engineering construction materials, disaster prevention materials |
| Marui Group Co., Ltd. | Card Business | Credit card business | |
| Open House Co., Ltd. | Single-Family Homes Division | Manufacturing and sales of single-family homes | |
| Pigeon Corporation | Baby and Mother Care Products Business | Manufacturing and sales of baby and mother care products | |
| 2015 | IBJ, Inc. | -- | Marriage-support services |
| Kaneka Corporation | Kanekalon Division | Synthetic fibers for hair accessories | |
| Nakagawa Masashichi Shoten Co., Ltd. | -- | Manufacturing, wholesale and retail of craft goods | |
| Shinsei Principal Investments Ltd. | -- | Investment bank for small- and medium-sized companies | |
| 2014 | YKK CORPORATION | Fastening Products Group | Fastener manufacturer and distributor |
| Hoshino Resorts | -- | Hotel management | |
| START TODAY CO., LTD. | -- | Online fashion shopping mall ZOZOTOWN | |
| istyle Inc. | -- | Cosmetic product comparison site @cosme | |
| 2013 | ITO EN, LTD. | -- | Tea leaf and beverage manufacturer and distributor |
| Kakaku.com, Inc. | Kakaku.com Business Unit | Prices comparison site | |
| Mitsubishi Corp. - UBS Realty Inc. | Industrial Division, Industrial & Infrastructure Fund Investment Corporation | Real Estate Investment Trust/REIT Management | |
| UNITED ARROWS LTD. | -- | Apparel Retailer | |
| 2012 | Ajinomoto Fine-Techno | Electronic Materials Division | Electronic materials |
| Credit Saison | Credit Card business | Credit card services | |
| Tokyo Itoi Shigesato Office | -- | Online magazine and merchandise sales | |
| Recruit Lifestyle | Travel Information Division, Jalan net | Online hotel reservations | |
| 2011 | Komatsu | Construction, Mining and Utility Equipment Division | Earth-moving equipment |
| Mitsubishi Rayon | MMA Business Complex | Chemical products | |
| Plan-Do-See | Bridal Services Business Unit | Wedding services | |
| Star Mica | Pre-owned Condominium Division | Real estate | |
| 2010 | Kirin Brewery | -- | Alcoholic beverages |
| Gourmet Navigator | -- | Internet-based information and service provider | |
| Terumo Corporation | Interventional Systems Business of Cardiac & Vascular Products Group | Electronic materials | |
| 2009 | Property Data Bank, Inc. | -- | Software |
| POINT, Inc. | -- | Apparel Retailer | |
| Park Corporation | Aoyama Flower Market | Flower Retailer | |
| Fast Retailing Co., Ltd. | UNIQLO | Apparel Retailer | |
| 2008 | Oisix Inc. | -- | Online grocery store |
| Tokaibane Mfg. Co., Ltd. | -- | Spring manufacturer | |
| Mani, Inc. | -- | Medical tool manufacturer | |
| 2007 | Kaihara Corporation | -- | Denim Textile Manufacturing |
| Maruho Co., Ltd. | -- | Pharmaceutical | |
| Ryohin Keikaku Co., Ltd. | -- | Private Branded Product Retail | |
| 2006 | Gulliver International Co., Ltd. | -- | Used car sales business |
| Bookoff Corporation Limited | -- | Used book store chain | |
| NIDEC Corporation | Precision Small Motor Division | Manufacturing of motors | |
| 2005 | Taiyo Yakuhin Co., Ltd. | -- | Pharmaceutical Manufacturing - Generics |
| BANDAI Co., Ltd. | -- | Toys and Games Manufacturing | |
| Benesse Corporation | Education Business Group, | Education | |
| HORIBA, Ltd. | Engine Measurement Systems Division | Measuring and Analyzing Equipment | |
| 2004 | Daido Life Insurance Company | -- | Life Insurance |
| Phoenix Electric | -- | Electric Light Bulb and Tube Manufacturing | |
| 2003 | Suruga Bank Ltd. | -- | Regional bank |
| Seven-Eleven Japan Co., Ltd. | -- | Convenience store | |
| Trend Micro Incorporated | -- | Anti-virus software services | |
| Shimano Inc. | Bicycle Components Division | Development, manufacturing and sales of bicycle parts and | |
| 2002 | ASKUL Corporation | -- | Mail Order of General Merchandise |
| Takeda Chemical Industries, Ltd. | -- | Pharmaceutical Manufacturer | |
| ORIX Corporation | Corporate Finance Section | General Finance | |
| 2001 | MABUCHI MOTOR CO., LTD. | -- | Development, manufacturing and sales of micro motors |
| Matsui Securities Co., Ltd. | -- | Securities business | |
| Canon, Inc. | -- | Development, manufacturing and sales of lens units | |
| HOYA Corporation | Vision Care Company | Development, manufacturing and sales of eyeglass lenses |
25th Porter Prize Application period
From 7 May 2025 (Wed)
to 3 June 2025 (Tue)
to 3 June 2025 (Tue)
Please send the application form to the applicant during the period mentioned above.
