| 01/01/1964 | OSA scouting updated ratings: Stuff: 1; Movement: 2; Control: 2. |
| 06/05/1965 | Drafted in the 1965 first-year player draft by the Osaka Sailors. (Round 2, Pick 2, 14th overall pick). |
| 07/16/1965 | Named the #6 prospect in the BAN |
| 05/01/1966 | Named the #4 prospect in the BAN |
| 07/16/1966 | Named the #5 prospect in the BAN |
| 05/01/1967 | Named the #3 prospect in the BAN |
| 05/01/1968 | Named the #8 prospect in the BAN |
| 05/01/1969 | Named the #12 prospect in the BAN |
| 07/16/1969 | Named the #15 prospect in the BAN |
| 10/13/1969 | Named the #14 prospect in the BAN |
| 05/01/1970 | Named the #12 prospect in the BAN |
| 07/16/1970 | Named the #19 prospect in the BAN |
| 05/01/1971 | Successfully completed training to increase his pitch movement at the Osaka Sailors development complex. |
| 05/11/1971 | Released by the Osaka Sailors. |
| 10/21/1972 | Retired from professional baseball. |