| 01/01/1963 | OSA scouting updated ratings: Contact: 2; Power: 1; Eye: 1. |
| 01/01/1964 | OSA scouting updated ratings: Contact: 1; Power: 1; Eye: 1. |
| 06/05/1965 | Drafted in the 1965 first-year player draft by the Sapporo Bears. (Round 1, Pick 10, 10th overall pick). |
| 07/16/1965 | Named the #16 prospect in the BAN |
| 10/11/1965 | Was traded by the Sapporo Bears to the Vesutan Bees, along with C Mototomi Yamamoto, in exchange for 1B Susumu Ishii. |
| 05/01/1966 | Named the #14 prospect in the BAN |
| 07/16/1966 | Named the #14 prospect in the BAN |
| 05/01/1967 | Named the #10 prospect in the BAN |
| 05/01/1967 | Successfully completed training to improve his baserunning fundamentals at the Vesutan Bees development complex. |
| 07/16/1967 | Named the #19 prospect in the BAN |
| 03/21/1968 | Detrimentally completed training to improve his plate discipline at the Vesutan Bees development complex. |
| 05/01/1968 | Named the #15 prospect in the BAN |
| 05/01/1968 | Unsuccessfully completed training to improve his outfield defense at the Vesutan Bees development complex. |
| 03/21/1969 | Outstandingly completed training to improve his two-strike approach at the Vesutan Bees development complex. |
| 04/10/1969 | Successfully completed training to improve his base-stealing technique at the Vesutan Bees development complex. |
| 04/30/1969 | Unsuccessfully completed training to improve his outfield defense at the Vesutan Bees development complex. |
| 05/01/1969 | Named the #33 prospect in the BAN |
| 05/01/1970 | Unsuccessfully completed training to improve his quality of contact at the Vesutan Bees development complex. |
| 11/01/1970 | Unsuccessfully completed training to improve his outfield defense at the Vesutan Bees development complex. |
| 01/20/1971 | Successfully completed training to improve his base-stealing technique at the Vesutan Bees development complex. |
| 10/10/1971 | Wins the 1971 BAN Championship Series with the Vesutan Bees. |
| 02/28/1973 | Outstandingly completed training to improve his baserunning fundamentals at the Vesutan Bees development complex. |
| 04/29/1973 | Unsuccessfully completed training to improve his outfield defense at the Vesutan Bees development complex. |
| 09/28/1973 | Released by the Vesutan Bees. |
| 10/20/1974 | Retired from professional baseball. |