| 06/05/1968 | Drafted in the 1968 first-year player draft by the Sapporo Bears. (Round 1, Pick 8, 8th overall pick). |
| 03/21/1969 | Successfully completed training to generate more batspeed and homerun power at the Sapporo Bears development complex. |
| 04/10/1969 | Unsuccessfully completed training to improve his outfield defense at the Sapporo Bears development complex. |
| 04/30/1969 | Unsuccessfully completed training to improve his baserunning fundamentals at the Sapporo Bears development complex. |
| 05/01/1969 | Named the #21 prospect in the BAN |
| 07/16/1969 | Named the #33 prospect in the BAN |
| 11/02/1969 | Successfully completed training to improve his baserunning fundamentals at the Sapporo Bears development complex. |
| 11/22/1969 | Unsuccessfully completed training to improve his base-stealing technique at the Sapporo Bears development complex. |
| 01/01/1970 | Unsuccessfully completed training to improve his outfield defense at the Sapporo Bears development complex. |
| 09/28/1970 | Released by the Sapporo Bears. |
| 10/18/1970 | Signed a 1-year minor league contract with the Denki Dynamics organization. |
| 11/21/1970 | Successfully completed training to improve his base-stealing technique at the Denki Dynamics development complex. |
| 04/10/1971 | Successfully completed training to improve his baserunning fundamentals at the Denki Dynamics development complex. |
| 06/06/1971 | Released by the Denki Dynamics. |
| 07/27/1971 | Signed a 1-year minor league contract with the Fukuoka Falcons organization. |
| 08/14/1971 | Released by the Fukuoka Falcons. |
| 10/11/1971 | Signed a 1-year minor league contract with the Fukuoka Falcons organization. |
| 05/01/1972 | Unsuccessfully completed training to improve his strength and conditioning at the Fukuoka Falcons development complex. |
| 06/06/1972 | Released by the Fukuoka Falcons. |
| 07/21/1972 | Signed a 1-year minor league contract with the Kobe Bulls organization. |
| 10/10/1972 | Wins the 1972 BAN Championship Series with the Kobe Bulls. |
| 05/01/1973 | Unsuccessfully completed training to improve his two-strike approach at the Kobe Bulls development complex. |
| 06/02/1973 | Injured (strained anterior cruciate ligament),out for 5 weeks. |
| 05/01/1974 | Successfully completed training to improve his strength and conditioning at the Kobe Bulls development complex. |
| 10/09/1974 | Wins the 1974 BAN Championship Series with the Kobe Bulls. |