| 06/05/1967 | Drafted in the 1967 first-year player draft by the Sapporo Bears. (Round 4, Pick 5, 41st overall pick). |
| 06/06/1967 | Released by the Sapporo Bears. |
| 09/26/1967 | Signed a 1-year minor league contract with the Hosho Reliables organization. |
| 05/01/1968 | Named the #33 prospect in the BAN |
| 04/10/1969 | Outstandingly completed training to improve his base-stealing technique at the Hosho Reliables development complex. |
| 05/01/1969 | Named the #45 prospect in the BAN |
| 07/16/1969 | Named the #64 prospect in the BAN |
| 11/05/1969 | Was traded by the Hosho Reliables to the Vesutan Bees, along with SP Hoshiko Tokunaga, in exchange for CF Toshimasa Ikeda. |
| 02/13/1970 | Successfully completed training to improve his base-stealing technique at the Vesutan Bees development complex. |
| 05/01/1970 | Named the #66 prospect in the BAN |
| 07/16/1970 | Named the #69 prospect in the BAN |
| 05/01/1971 | Named the #62 prospect in the BAN |
| 07/16/1971 | Named the #84 prospect in the BAN |
| 10/11/1971 | Named the #81 prospect in the BAN |
| 05/01/1972 | Named the #94 prospect in the BAN |
| 03/20/1973 | Outstandingly completed training to improve his baserunning fundamentals at the Vesutan Bees development complex. |
| 06/22/1973 | Released by the Vesutan Bees. |
| 10/14/1973 | Signed a 1-year minor league contract with the Sapporo Bears organization. |
| 11/13/1973 | Unsuccessfully completed training to improve his base-stealing technique at the Sapporo Bears development complex. |
| 03/13/1974 | Successfully completed training to learn a new position at the Sapporo Bears development complex. |