株式会社一心屋
Kanagawa, Japan
Active| Registration number | T9020001071988 |
|---|---|
| Type | Corporation |
| Registered name | 株式会社一心屋 |
| Address | 神奈川県川崎市川崎区塩浜２丁目１８番７号 2-18-7 Shiohama, Kawasaki-shi Kawasaki-ku, Kanagawa 210-0826, JAPAN |
| Corporate number | 9020001071988 |
| Corporate number assigned on | 2015-10-05 |
| Invoice registered on | 2023-10-01 |
| Record last updated | 2026-06-19 |
Invoice registration date = when the T-number took effect, not the founding date.
Corporate registry record
| Entity type | Kabushiki Kaisha (stock company) |
|---|---|
| Representative | 代表取締役 島崎 政晴 |
| Reading (furigana) | イッシンヤ |
| Reading (romaji) | Isshin'ya |
| English name (unofficial) | Isshin'ya K.K. |
| Postal code | 210-0826 |
Source: NTA Corporate Number Publication Site, refreshed daily. Representative: gBizINFO (METI, monthly).
Company profile (gBizINFO)
| Incorporated | 1966-04-04 |
|---|
Source: gBizINFO (METI), refreshed monthly — edited extract by LoreaTec. Figures are as filed by each company.
Timeline — registry changes
| 2026-04-20 | Head-office address changed (Japan) |
|---|
Source: daily change files of the NTA Corporate Number Publication Site. Before 2023-08-16 only the latest change is known. All company events →
Government contract awards (GEPS)
9 national government awards on record between 2023-02-06 and 2026-02-26.
| 2026-02-26 | Court Appearance Bento Meals for Detainees at Tokyo Detention House (Unit-Price Contract) 東京拘置所被収容者用出廷弁当（単価契約） |
|---|---|
| 2026-02-19 | Catering service contract for detainees at the Yokohama Branch of the Tokyo Regional Immig 東京出入国在留管理局横浜支局被収容者給食供給業務請負契約 |
| 2025-02-28 | 令和7年度横浜刑務所等被収容者用弁当給食単価契約 |
| 2025-02-10 | Tokyo Regional Immigration Bureau Yokohama Branch Inmate Meal Supply Service Contract 東京出入国在留管理局横浜支局被収容者給食供給業務委託契約 |
| 2024-05-23 | 令和６年度横浜刑務所等被収容者用弁当給食（アレルギー等）単価契約 |
Full award history on Japan Tenders →
出典：調達ポータル（https://www.p-portal.go.jp/）
Payments from national budget programmes (行政事業レビュー)
Ministry review sheets report this company as a payee of 1 programme (1 lines, sheet years 2025–2025; total ¥190.4M).
| 2025 FY2024 | 被収容者等の処遇 ¥190.4M （法務省） 被収容者給食代 |
|---|
Contract details (excerpt): 被収容者等給食供給業務委託契約 ¥159.9M・一般競争契約（最低価格） · bidders 3 ／ 被収容者等給食供給業務委託契約 ¥30.5M・一般競争契約（最低価格） · bidders 2
Source: 行政事業レビュー見える化サイト (Cabinet Secretariat, PDL 1.0) — edited extract by LoreaTec. A sheet year describes the previous fiscal year’s spending. Programme database →
Verify in official sources
How to cite this page
Data via LoreaTec BizSearch (https://bizsearch.loreatec.jp/t9020001071988) — Source: National Tax Agency corporate-number and qualified-invoice registries. Retrieved 2026-11-08.
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