| 2002, February |
established of K&B International Co., Ltd. (Head office. Kita-ku, Osaka city. Capital: 5.5 million yen) |
| 2002, May |
opened Japanese restaurant Nin-Nin. 65 seats (Tenjinbashisuji Kita-ku, Osaka city) |
| 2003, March |
opened Nin-Nin, Shinsaibashi store, 100 seats (Shinsaibashisuji, Chuo-ku Osaka city) |
| 2003, December |
produced Italian cuisine “Pecorino”, 120 seats (Dojima, Kita-ku, Osaka City) |
| 2004, February |
Hirosaki Grand Hotel Management commissioned from Japan Medical Resort Co., Ltd. (Hirosaki City, Aomori Prefecture) |
| 2004, May |
established Nin-Nin China Co., Ltd. A merger with Shanghai Datai Electronics Co., Ltd. (Shanghai city, People’s Republic of China) |
| 2004, May |
opened Wakon Yousai Nin-Nin, Shanghai store. |
| 2004 August |
established K&B Planning Co., Ltd. (Sakai city, Osaka. Capital: 3 million yen) consulting, store production, store management outsourcing |
| 2004, September |
opened Shochu dining Nin-Nin open. 32 seats (Minamihanadaguchi, Sakai city, Osaka) |
| 2004, October |
Sanko Co., Ltd. employee education and consulting services. (Hirosaki city, Aomori Pref.) |
| 2004, November |
started outsourcing operation business, Napo International Co., Ltd. |
| 2005, March |
produced café “OOE”. 30 seats (Abeno-ku, Osaka city) |
| 2006, July |
LEON International Co., Ltd. hotel and restaurant management consignment business (Hawaii, USA) |
| 2006, July |
opened Spa World 8F “Nin-Nin BAR”(Osaka city) |
| 2006, July |
opened MBS Mainichi Broadcast “Osaka King” |
| 2006, December |
opened Sekai no Dai Onsen Spa World, 3F Kushikatsu “Kushin Denshin”, 28 seats |
| 2007, February |
opened Sekai no Dai Onsen Spa World, 3F Kanmidokoro “An An”, 12 Seats |
| 2007, February |
opened Sekai no Dai Onsen Spa World, 8F bedrock bath “LITHOS” |
| 2007, April |
opened Sanuki Noodle House Nin-Nin, Ogaki Riverside Mall, Gifu Prefecture |
| 2007, May |
LEON International DUBAI Co,.Ltd. , real estate agency and consulting business (UAE Dubai Emirate) |
| 2007, July |
opened Hamaotsu Arcas Resort Buffet “Nin-Nin” (summer), Shiga prefecture. |
| 2007, August |
bedrock bath “LITHOS” Tokuyama store, management consignment business, (Shunan City, Tokuyama, Yamaguchi Prefecture) |
| 2007, August |
Sanuki noodle “Men Men” management consignment business, (Shunan-shi, Tokuyama, Yamaguchi Prefecture) |
| 2007, December |
opened Nin-Nin Sakaihigashi Main Store, 100 Seats (Sakai city,Osaka) |
| 2009, August |
Café “Zelkova” 20 seats, (Takatsuki City Hall, Takatsuki City, Osaka) |
| 2009, October |
Opened Nin-Nin Takatsuki store 100 seats (Takatsuki City Hall, Takatsuki city, Osaka) |
| 2009, October |
opened Chinese restaurant Touri, 100 Seats (Takatsuki City Hall, Takatsuki city, Osaka) |
| 2010, April |
Opened Gourmet Court, Spa World 3F, Osaka city |
| 2010, April |
Opened Shanghai World Expo Food Court 2,750 ㎡ 18 stores (Shanghai World Expo E Zone, Shanghai, People’s Republic of China) |
| 2010, May |
opened Nin-Nin ATC store, 100 seats (Suminoe-ku, Osaka) |
| 2010, September |
Nin Nin beans curry post office sales Osaka |
| 2010, December |
Moved the head office to the 6th floor of Asia & Pacific Trade Center (Suminoe-ku, Osaka) |
| 2012, July |
Opened Cafe Red Dragonfly Takatsuki store (Takatsuki city, Osaka) |
| 2012, October |
opened Café Nagami Itami store (Itami city, Hyogo pref.) |
| 2013, April |
opened 2013 Food Expo Osaka (Osaka) |
| 2013, May |
opened Teppanyaki “Teppan Daioh”, 31 Seats (Sakai city,Osaka) |
| 2014, April |
Teppanyaki “Slightly luxurious house”, Renewal opening, 31 seats |
| 2014, April |
Nin-Nin Itami store, 38 seats (Itami city, Hyogo pref.) |
| 2015, May |
Vietnam Hotel consignment contract from DANA FOOD (Da Nang, Vietnam) |
| 2015, December |
Order start for shoe makers at K & B Planning |
| 2016, February |
Request for production of an osteopathic store from Chira Pharmaceutical Co., Ltd. |
| 2016, May |
opened Takeda Osteopathic Clinic Sasayama store,(Sasayama city, Hyogo pref.) |
| 2016, October |
opened Nin-Nin&Touri Honmachi store , 107 seats (chou-ku, Osaka city) |
| 2017, April |
opened Takeda Osteopathic Clinic Miki store ( Miki city, Hyogo pref.) |
| 2017, April |
opened ZEN DIAMOND HOTEL, 236 rooms (Da Nang, Vietnam) |
| 2017, April |
opened Nin-Nin DaNang store |
| 2017, October |
opened Takeda Osteopathic Clinic Momoyamadai store , Kobe city |
| 2018, October |
opened Designers hotel “hotel replace namba osaka” |
