Rock Field Co., Ltd.

When founder Iwata was 25, he opened the European-style restaurant 'Restaurant Hook' in Kobe Motomachi. Kobe beef steak and hamburgers gained a reputation.

When founder Iwata was 25, he opened the European-style restaurant 'Restaurant Hook' in Kobe Motomachi. The Kobe beef steak and hamburger gained a reputation. European-style restaurant 'Restaurant Hook'

During a trip to Europe and America, a fateful encounter with a delicatessen occurred. Decided to start a delicatessen in Japan.

'Restaurant Hook' Osaka branch opened (second store).

Founded Rock Field Co., Ltd. Opened first store of delicatessen 'Restaurant Hook' at Daimaru Kobe, opened 'Restaurant Hook' Itami store (third store), and established Motomachi Kitchen (prefabricated two-story factory).

Founded Rock Field Co., Ltd. Opened the first store of delicatessen 'Restaurant Hook' at Daimaru Kobe. Opened 'Restaurant Hook' Itami store (third store). Established Motomachi Kitchen (prefabricated two-story factory).

Established on June 8, 1972

Opened Itami factory.

Opened first store of 'Gastro-nomi' Kitano (in the commercial facility 'Rose Garden' designed by Tadao Ando).

'Gastro-nomi' opened its first store at Kitano (in the commercial facility 'Rose Garden' designed by Tadao Ando in Kobe Kitano).

Opened 'Gastro-nomi' Mikage store (Mikage Garden City).

Opened factory in Kobe Motomachi.

Opened 'Gastro-nomi' Takashimaya Yokohama store (first store in the metropolitan area).

Completed Kobe Factory's first plant in Higashinada-ku, Kobe (Itami factory closed).

Fully entered the gift market with smoked salmon.

Recruited Jean-Paul Valey (charcuterie specialist).

Completed Kobe Factory's second plant (charcuterie dedicated line).

Opened Tokyo office (Kichijiro, Bunkyo-ku).

Started catalog sales of 'Delivering Restaurant Dishes' and launched 'Gochisou Takkyubin' (food delivery service).

Started catalog sales of 'Gochousou Takkyubin' (Delivering Restaurant Meals). 'Gochousou Takkyubin' launched.

Added a salad dedicated line to Kobe Factory's second plant.

Expanded Kobe Factory's third plant (increased production capacity for smoked salmon, etc.).

Expanded the third factory at Kobe Factory (enhanced production capacity for smoked salmon, etc.)

Opened Tamagawa Central Kitchen (product supply hub for the metropolitan area).

Opened first store of 'Kobe Croquette' in Kobe Motomachi, at the founder's birthplace.

Opened a 'Kobe Croquette' outlet at Matsuyaginza Main Store (first store in the Greater Tokyo area)

Listed on the Osaka Stock Exchange Second Section

Completion of the first building of the Shizuoka Factory

Established the 'RF1' brand. Opened the first store at Tobu Department Store Ikebukuro. Unified the brand to 'RF1'

Established the 'RF1' brand; opened first store at Tobu Department Store Ikebukuro. Unified the brand across department stores to 'RF1'.

Opened the first street store 'Souzaia Earth Health Family' in Kobe Okamoto

Completion of the former Kobe headquarters building

Damaged by the Hanshin-Awaji Great Earthquake

Withdrawn from gift products

Opened the first store of 'Mikabouzu' at Kintetsu Abeya Main Store

Released 'Super Chef 12 Popular Recipes' salad with RF1

Obtained ISO14001 certification simultaneously at the three factories in Kobe, Shizuoka, and Tamagawa

Obtained ISO14001 certification simultaneously for three factories (Kobe, Shizuoka, Tamagawa) (until June 2026).

Opened the first station building store 'RF1' at Shin-Urayasu Atre

Listed on the First Section of the Tokyo Stock Exchange

Completion of the second building of the Shizuoka Factory, 'Factory Park'

Opened the first store of 'Fusion' at Isetan Tachikawa

'Fusion' opened its first store at Isetan Tachikawa. Fusion.

Opened an in-company nursery 'Windmill Hill Nursery' at the Shizuoka Factory

Opened the first store of 'Vegetaria' at JR Nagoya Takashimaya

Completion of the Tamagawa SPS Factory (strengthening product supply to the metropolitan area)

Opened the Kawasaki Logistics Center

Completion of the new Kobe headquarters building (Kobe Head Office, Kobe Factory)

Received the Kobe City Architecture Culture Award (Kobe New Headquarters)

Received the Design Excellent Company Award

Received the Design Excellent Company Award

Opened the first store of 'Itohan' at Hanshin Umeda Main Store (focused on Japanese salads)

'Itohan' opened its first store at Hanshin Umeda Main Store

Opened an in-house childcare room 'Genki no Ki Childcare Room' at Kobe Head Office and Kobe Factory

Exhibited the 'Juice Stand Pavilion' at KidZania Tokyo

Opened the first store of 'beOrganic' at Nagoya Midtown Square

Received the 2007 Kanto Economic and Industrial Bureau Director's Award for Green Excellent Factory (Shizuoka Factory)

Exhibited the 'Juice Stand Pavilion' at KidZania Koshien

Completion of Building 3 at Shizuoka Factory (enhanced vegetable processing capacity)

Moved the Tokyo office to Nihonbashi-Muramachi, Chuo-ku

Moved Tokyo office to Nihonbashi Muromachi, Chuo-ku

Opened the first store of 'Green Gourmet' at Atrevi Sugamo

Established subsidiary 'Iwata (Shanghai) Catering Management Co., Ltd.'

Received the 2010 Minister of Economy, Trade and Industry Award for Green Excellent Factory (Shizuoka Factory)

Declared 'SALAD=RF1 The Mirai Salad Company' on the 40th anniversary of founding

Opened the first 'RF1' store in Asia at Shanghai Takashimaya

Opened 'RF1' through a business partnership with Hong Kong City Super

Renamed to Tamagawa Factory

Renamed the KidZania Tokyo and KidZania Koshien pavilions to 'Salad Shop'

Opened the 'RF1 Online Shop'. Moved the Kawasaki logistics center to 'Kawasaki Fuzz'

Opened 'RF1 Online Shop'

Moved Kawasaki logistics center to 'Kawasaki Fuzz'

Received the Prime Minister's Award for Green Promotion Movement Merit (Shizuoka Factory) in 2019

Completion of Building 4 at Shizuoka Factory (Enhanced renewable energy equipment)

Renewal of the 'Rock Field Members' member site, renamed to 'Rock Field Online Shop'

Exhibition of the 'Salad Shop' pavilion at KidZania Fukuoka

50th anniversary of founding; established the 'Corporate Symbol Mark' and 'Vision 2030'

Launch of frozen food brand 'RFFF (Rufufufu)'. Logo used from 2022 onwards

Launch of frozen food brand "RFFF (RuffRuffRuff)"

'Umi & Yama Kitchen' opened its first store at Gran Front Osaka