| 1966-03 |
Founded Daiichi Cutter Kogyo as an individual with the purpose of specializing in flat sawing construction. |
| 1967-08 |
Established Daiichi Cutter Kogyo Co., Ltd. at 1588 Yanagijima, Chigasaki City, Kanagawa Prefecture, with capital of 3 million yen. |
| 1967-08-09 |
Founding. |
| 1969-06 |
Opened Sapporo office in Higashi-ku, Sapporo City, Hokkaido. |
| 1970-07 |
Opened Chiba office in Kurozadai, Chiba City, Chiba Prefecture. |
| 1971-12 |
Developed core special equipment vehicle. |
| 1972-09 |
Introduced self-propelled cutter from the United States and entered deep-cut flat sawing construction. |
| 1973-07 |
Opened Tochigi office in Ōmiya-cho, Tochigi City, Tochigi Prefecture. |
| 1974-03 |
Moved headquarters to 716 Yanagijima, Chigasaki City, Kanagawa Prefecture. |
| 1974-11 |
Obtained approval from the Minister of Construction (now Minister of Land, Infrastructure, Transport and Tourism) for "tobito and earthwork construction business". |
| 1975-01 |
Opened Mito office in Mima, Mito City, Ibaraki Prefecture. |
| 1975-04 |
Commenced core drilling work. |
| 1975-11 |
Opened Takasaki office in Iino-cho, Takasaki City, Gunma Prefecture. |
| 1976-09 |
Changed residential designation of headquarters location to 1-12-30 Yanagijima, Chigasaki City, Kanagawa Prefecture. |
| 1977-04 |
Started lighting work at various airports and developed core special equipment vehicle for airports. |
| 1981-09 |
Developed electric inverter-type cutter machine. |
| 1986-09 |
Runway renovation work at Yokota Air Base. |
| 1987-04 |
Runway renovation work at Chitose Airport. |
| 1987-08 |
Established new company emblem. |
| 1991-07 |
Developed side wall cutter. |
| 1994-03 |
First female construction employee hired. |
| 1995-02 |
Carried out 200 vertical shafts in an undersea tunnel. |
| 1995-07 |
Commenced wire sawing and grooving work. |
| 1995-08 |
Commenced wall sawing work. |
| 1996-07 |
Opened Tokyo office in Yaesu, Chuo-ku, Tokyo. |
| 1997-11 |
Opened Omiya office in Sakuragi-cho, Omiya City, Saitama Prefecture. |
| 1998-12 |
Obtained approval from the Minister of Construction (now Minister of Land, Infrastructure, Transport and Tourism) for "civil engineering construction business". |
| 2001-03 |
Obtained permit for industrial waste collection and transportation. |
| 2001-06 |
Renamed Omiya office to Saitama office. |
| 2002-05 |
Obtained ISO 9001:2000 certification. |
| 2002-07 |
Commenced water jet cutting work. |
| 2003-06 |
Opened Sendai office in Izumi-ku, Sendai City, Miyagi Prefecture. |
| 2004-06 |
Listed on JASDAQ (stock code: 1716). |
| 2005-02 |
Carried out first overseas project in Indonesia. |
| 2005-08 |
Moved headquarters to 833 Hagi-eno, Chigasaki City, Kanagawa Prefecture. |
| 2007-09 |
Made Wall Cutting Industry Co., Ltd. of Aichi a subsidiary. |
| 2008-08 |
Made Diamond Machinery Co., Ltd. of Fukuoka an affiliated company. |
| 2009-07 |
Opened Hokuriku office in Nishi-Kamiku, Niigata City, Niigata Prefecture. |
| 2009-11 |
Made Kōmyō Kōji Co., Ltd. of Ehime a subsidiary. |
| 2010-07 |
Established Shinshin Kogyo Co., Ltd. in Okinawa Prefecture. |
| 2010-12 |
Commenced construction using shot blasting. |
| 2012-12 |
Opened Osaka branch office in Naka-ku, Sakai City, Osaka Prefecture. |
| 2013-12 |
Opened an Osaka branch office in Naka-ku, Sakai City, Osaka Prefecture. |
| 2014-07 |
Made Movable Trade Networks Co., Ltd. of Tokyo a subsidiary. |
| 2017-09 |
Changed market to Section 2 of the Tokyo Stock Exchange. |
| 2017-12 |
Changed market to Section 1 of the Tokyo Stock Exchange. |
| 2019-07 |
Made Asire Co., Ltd. of Kanagawa a subsidiary. |
| 2020-04 |
Made Unipack Co., Ltd. of Hyogo a subsidiary. |
| 2020-12 |
Relocated Sendai office. |
| 2020-12 |
Relocated Sendai office. |
| 2021-05 |
Relocated Tochigi office. |
| 2021-05 |
Relocated Tochigi office. |
| 2021-08 |
Relocated Takasaki office. |
| 2021-08 |
Relocated Takasaki office. |
| 2022-06 |
Relocated Mito office. |
| 2022-06 |
Relocated Mito office. |
| 2023-07 |
Absorbed and merged with consolidated subsidiary Kōmyō Kōji Co., Ltd. |
| 2023-09 |
Made Movable Trade Networks Co., Ltd., a consolidated subsidiary, an affiliated company. |
