1966
- Sun Oil Co., Ltd. was established in Shibata-cho, Kita-ku, Osaka with capital of 12 million yen.
1967
- Increased capital to 15 million yen and moved the company to Suita City
- Kygnus Senri Sunpark gas station opens in Kishibe, Suita City
- Restaurant Sunpark Senri Main Branch opens in Kishibe, Suita City
1968
- High-speed automatic car wash equipment introduced
1970
- Japanese cuisine restaurant opens at Senri Sunpark
- Company name changed to Sunpark Co., Ltd.
1972
- Sunpark Mexican Restaurant opens in Senri Chuo Sersey
1976
- Capital increased to 25 million yen
1979
- Shabu-shabu restaurant opens at Restaurant Sunpark Senri Main Branch
1984
- Opened restaurant Sun Street Club in Kishibe, Suita City
1992
- Pietro Senri Chuo store opens in Senri Chuo Sercy
- Opened the hamburger restaurant Bikkuri Donkey Senri branch in Kishibe, Suita city.
1994
- Bikkuri Donkey Itami store opens
- Pietro Shinsaibashi store opens
1997
- Pietro Umeda store opens
- Bikkuri Donkey Kobe Okuraya store opens
1999
- Bikkuri Donkey Takatsuki Nishi store opens
2000-2019
2002
- Bikkuri Donkey Moriguchi store opens
- Bikkuri Donkey Kamishinjo store opens
2005
- Okonomiyaki & boiled fried noodles Kangeki Tanuki Senri store opens
- Bikkuri Donkey Kobe Harborland store opens
2006
- Bikkuri Donkey Kobe Tarumi store opens
2007
- Capital increased to 43,999,750 yen
- Okonomiyaki & boiled fried noodles Kangeki Tanuki Shinsaibashi store opens
2009
- Takagi Udon Kamishin Plaza store opens
- Marugen Ramen Senboku store opens
2010
- Bikkuri Donkey Esaka store opens
- Marugen Ramen Ibaraki store opens
2011
- Marugen Ramen Suminoe store opens
- Marugen Ramen Tarumi Myodani store opens
2012
- Marugen Ramen Takaishi store opens
- Marusen Co., Ltd. becomes a subsidiary
- Tonkotsu Kazan Novena Square Singapore store opens
- Marugen Ramen Miyakojima store opens
2013
- Marugen Ramen Amagasaki Amadou store opens
- Doutor Coffee Shop Whity Umeda Center Mall store opens
- Tonkotsu Kazan Jasmine City, Asoke, Bangkok Thailand store opens
- Tonkotsu Kazan Liang Court Singapore store opens
- Bikkuri Donkey Umeda East store opens
- GAME PLAZA Kamishinjo store opens
- Hakata Motsunabe Yamaya opens
- Hakata Tonkatsu Anzu Shokudo opens
2014
- Little Mermaid Nankai Mikunigaoka store opens
- Tonkotsu Kazan Silom Surawong Bangkok Thailand store opens
- Marugen Ramen Toyonaka Senri branch opens
2015
- Odai Co., Ltd. becomes a subsidiary and advances into Tokyo
- HONEBUTO Mucho Namba store opens
- Tonkotsu Kazan Bukit Panjang Plaza Singapore store opens
- Hakata Motsunabe Yamaya Kyoto Kiyamachi store opens
- Tonkotsu Kazan AEON MALL BSD CITY Indonesia store opens
- Little Mermaid Keihan Furukawabashi Station store opens
- Chateraise Scotts Singapore opens
2016
- Chateraise Jurong East Singapore opens
- Hakata Robatayaki Yamaya Akihabara store opens
- Hakata Motsunabe Yamaya Osaka Abeno store opens
- Chateraise Novena Square 2 Singapore store opens
- Capital increased to 158,537,500 yen
- Beard Papa The Mall Bangkapi Bangkok Thailand opens
- Tonkotsu Kazan Jem Singapore opens
- Chateraise Serangoon Nex opens
- Hakata Motsunabe Yamaya Tenma Station store opens
- Opening of Umami TEPPAN Kingyo HAWAII store
- Tonkotsu Kazan HAWAII store opens
- Beard Papa Emporium store opens
- Beard Papa Terminal 21 store opens
2017
- Beard Papa Siam Paragon store opens
- Chateraise Tanpines 1 store opens
- Chateraise AMK Hub store opens
- Chateraise Izumi Chuo store opens
- Pizza-La Higashinada store opens
- Chateraise ION Orchard store opens
- Chateraise Liang Court store opens
- Anytime Fitness Senri Suita store opens
- Chateraise Bugis Junction store opens
- Beard Papa DMK Airport store opens
- Chateraise Lot One store opens
- Marugen Ramen Neyagawa bstore opens
- Tonkotsu Kazan Ramen Northpoint Singapore store opens
2018
- Miyatake Udon Umeda store opens
- Chateraise Causewaypoint Singapore store opens
- Beard Papa Central Bangna Bangkok store opens
- Maji Curry Jimbocho store opens
- Bellville Bugis Singapore store opens
- Tonkotsu Kazan Century Square Singapore store opens
- Belleville & Beard Papa Esplanade Bangkok store opens
- Hakata Motsunabe Yamaya Dojima store opens
- Beard Papa Bangkae Bangkok store opens
- Anytime Fitness Sakai Hatsushiba store opens
- Belleville Hankyu Okamoto store opens
- Gong Cha Asakusa ROX store opens
- Hachikian Kagurazaka store opens
2019
- Hachikian Kyoto Main Store (M&A)
- Hachikian Kyoto Takashimaya Store (M&A)
- Beard Papa Ala Moana store (Hawaii)
- Totti Candy Ala Moana store (Hawaii)
- Belleville 100AM store (Singapore)
- Marugen Ramen Itami store (Hyogo)
- Tonkotsu Kazan Siam Center store (Bangkok)
- Gong Cha Hachioji store (Tokyo)
- Kazan Express Royal Hawaiian store (Hawaii)
- Marugen Ramen Sakai Fukuda store (Osaka)
- Belleville (FC) Novena store (Singapore)
- Belleville Shinsaibashi store (Osaka)
- Honebuto Mucho Abeno HOOP (Osaka)
- Upgrade Daimaru Shinsaibashi
- Gong Cha 3rd store PARCO Chofu (Tokyo)
- Gong Cha 4th store Minamimachida (Tokyo)
- Maji Curry Siam Center store (Bangkok)
- Maji Curry Akasaka Mitsuke store (Tokyo)
- Belleville Whity Umeda (Osaka)
2020-present
2020
- Maji Curry Toitsu Jidai Store (Taiwan)
- Beard Papa MegaBanna store (Bangkok)
- Chateraise Westgate store (Singapore)
- Chateraise Bwdokmall store (Singapore)
- Maji Curry Ariake Garden store (Tokyo)
- Bikkuri Donkey Takatsuki Nishi store (Osaka)
- Gong Cha Senchu Pal store (Osaka)
- Karubi Kazan Abeno Hoop Store (Osaka)
- Tonkotsu Kazan Funan Mall store (Singapore)
- Beard Papa Chamchuri Square store (Bangkok)
- Pietro Senri Chuo store (Osaka)
- Belleville Senri Chuo store (Osaka)
- Karubi Volcano Namba store (Osaka)
- Spanish seafood bar Parqe del sol Akasaka Mitsuke store (Tokyo)
- Karubi Kazan Dojima store (Osaka)
- Takagi Coffee Ibaraki store (Osaka)
- Chateraise Senri store (Osaka)
- Maji Curry Marui Shiki store (Saitama)
2021
- CoCoDeli Noeuchidai Store (Osaka)
- Beard Papa Thapra Branch (Bangkok)
- The poultry farm, Keichoan (Kyoto)
- SunBurger Motoyama store (Kobe)
- Hachikian Alde Shin-Osaka (Osaka)
- Yakimeno Kyobashi store (Osaka)
- Takagi Coffee Gyotoku store (Chiba)
- Belleville Yokohama World Porters store
- Karubi Kazan Aeon Mall Yachiyo Midorigaoka store
- K9 Shinsaibashi store
- Bellville Hillion Mall (Singapore)
2022
- Takagi Coffee Suma Rikyu Park Front Store (Hyogo)
- Karubi Kazan Yao store (Osaka)
- Hachikian Ikebukuro Tobu Department Store (Tokyo)
- HACHIKI Hakian Nihonbashi store (Tokyo)
- Marugen Ramen Suita Senri store (Osaka)
- Maji Curry HARAJUKUTHAILAND store (Thailand)
- Beard Papa Central Grand RAMA9 store (Thailand)
- Beard Papa Terminal 21 RAMA3 store (Thailand)
- Kyoto TORI Ramen HACHICKEN Thailand store (Thailand)
2023
- Takagi Coffee Forest Mall Kyotanabe store (Kyoto)
- MAJI CURRY Irvine store (USA)
- Takagi Coffee 100AM store (Singapore)
- HACHIKI Hachikian Shin-Yokohama Station store (Kanagawa)
- Takagi Coffee Aeon Town Matsumoto Murai store (Nagano)
- Belleville by Takagi Coffee Vivocity store (Singapore)
- HACHICKEN Terminal 21 Asoke store (Thailand)
- Beard Papa Iconsiam store (Thailand)
- Maji Curry Toronto store (Canada)
- Takagi Coffee Aeon Town Matsubara store (Osaka)
- WeLoveDonut (Osaka)
- Maji Curry Bangkok M-Sphere store (Thailand)
- HACHICKEN Bangkok M-Sphere store (Thailand)
2024
- Belle-ville SM City Fairview store (Philippines)
- Tonkotsu Kazan Toul Tom Poung store (Cambodia)
- Tonkotsu Kazan SM FAIRVIEW store (Philippines)
- LITTLE MERMAID Nishikasai store (Tokyo)
- belle-ville Brunei store (Brunei)
- Beard Papa Fashion Island store (Thailand)
- Tonkotsu Kazan DTLA store (USA)
- KAZZAN RAMEN & BAR Houston store (USA)
- WeLoveDonut Jiyugaoka store (Tokyo)
- KAZAN JAPANESE RAMEN Church Street store (India)
- Takagi Coffee Shizutetsu Store Numazu Ooka store (Shizuoka)
- Takagi Coffee Kawagoe Clare Mall store (Saitama)
- STRETCH LAB Eifukucho store (Tokyo)
- Pure barre Jiyugaoka (Tokyo)
- Takagi Coffee Masuda store (Shimane)
- Maji Curry One Bangkok (Thailand)
- HACHICKEN One Bangkok (Thailand)
- WeLoveDonut Whity Umeda store (Osaka)
- Parfaits, Sake, and Kingyo (Namba)
- Tonkotsu Kazan North Edsa store (Philippines)
- HACHICKEN Chinatown Point (Singapore)
- TAKAGI COFFEE WEST THIRD (USA)
- STRETCH LAB Kagurazaka store (Tokyo)
- YOGA SIX Osaki store (Tokyo)
- Maji Curry Funan Mall store (Singapore)
2025
- Takagi Coffee Forest Mall Toride store (Ibaraki)
- Takagi Coffee Morioka MOSS Building store (Iwate)
- Marugen Ramen Sakai Dejima store (Osaka)
- Belle-ville Phoenix Marketcity store (India)
- Maji Curry Sakaisuji Honmachi store (Osaka)
to be continued