| 01/01/1964 | OSA scouting updated ratings: Contact: 1; Power: 1; Eye: 1. |
| 06/05/1966 | Drafted in the 1966 first-year player draft by the Kobe Bulls. (Round 1, Pick 11, 11th overall pick). |
| 07/16/1966 | Named the #71 prospect in the BAN |
| 11/03/1966 | Was traded by the Kobe Bulls to the Sapporo Bears, along with RF Ikku Kawase, 2B Masao Nakamura, and C Yoshihito Kasai, in exchange for SP Arata Komatsu and RP Kinnosuke Shimabukuro. |
| 05/01/1967 | Named the #50 prospect in the BAN |
| 07/16/1967 | Named the #71 prospect in the BAN |
| 05/01/1968 | Named the #67 prospect in the BAN |
| 07/25/1968 | Injured (conjunctivitis),day-to-day for 4 days. |
| 05/01/1969 | Named the #95 prospect in the BAN |
| 12/10/1971 | Successfully completed training to learn a new position at the Sapporo Bears development complex. |
| 07/23/1972 | Injured (broken kneecap),out for 5 months. |
| 11/26/1972 | Suffered setback in recovery from injury, requires surgery and will miss another 9 months. |
| 09/28/1973 | Released by the Sapporo Bears. |
| 10/25/1973 | Signed a 1-year minor league contract with the Hosho Reliables organization. |
| 06/06/1974 | Released by the Hosho Reliables. |