| 06/05/1970 | Drafted in the 1970 first-year player draft by the Nagasaki Stars. (Round 2, Pick 4, 16th overall pick). |
| 07/16/1970 | Named the #55 prospect in the BAN |
| 10/12/1970 | Named the #56 prospect in the BAN |
| 05/01/1971 | Named the #39 prospect in the BAN |
| 07/14/1971 | Released by the Nagasaki Stars. |
| 07/27/1971 | Signed a minor league contract with majors option with the Yokohama Kingfishers organization. |
| 05/01/1972 | Named the #33 prospect in the BAN |
| 07/16/1972 | Named the #40 prospect in the BAN |
| 05/01/1973 | Unsuccessfully completed training to increase his pitch movement at the Yokohama Kingfishers development complex. |
| 06/06/1973 | Released by the Yokohama Kingfishers. |
| 06/16/1973 | Signed a minor league contract ($190 bonus) with the Kobe Bulls organization. |
| 07/26/1973 | Released by the Kobe Bulls. |
| 08/01/1973 | Signed a minor league contract ($200 bonus) with the Fukuoka Falcons organization. |
| 08/05/1973 | Released by the Fukuoka Falcons. |
| 09/19/1973 | Signed a 2-year contract worth a total of $25,600 with the Nagasaki Stars organization. |
| 06/06/1974 | Released by the Nagasaki Stars. |
| 06/12/1974 | Signed a minor league contract ($200 bonus) with the Kinboshi Kites organization. |