| 06/05/1968 | Drafted in the 1968 first-year player draft by the Fukuoka Falcons. (Round 2, Pick 3, 15th overall pick). |
| 04/10/1969 | Detrimentally completed training to work on his bunting at the Fukuoka Falcons development complex. |
| 04/30/1969 | Unsuccessfully completed training to improve his infield defense at the Fukuoka Falcons development complex. |
| 05/01/1969 | Named the #3 prospect in the BAN |
| 11/10/1969 | Was traded by the Fukuoka Falcons to the Denki Dynamics, along with 2B Saikaku Tanaka and 2B Tetsuji Saito, in exchange for 1B Satoshi Takahashi. |
| 03/02/1970 | Unsuccessfully completed training to improve his infield defense at the Denki Dynamics development complex. |
| 05/01/1970 | Named the #11 prospect in the BAN |
| 05/01/1970 | Unsuccessfully completed training to work on his bunting at the Denki Dynamics development complex. |
| 12/31/1970 | Outstandingly completed training to improve his infield defense at the Denki Dynamics development complex. |
| 05/01/1971 | Named the #17 prospect in the BAN |
| 07/16/1971 | Named the #23 prospect in the BAN |
| 10/11/1971 | Named the #24 prospect in the BAN |
| 10/17/1971 | Was traded by the Denki Dynamics to the Osaka Sailors, along with 3B Ryuji Tamura, in exchange for RP Atsushi Shimizu and CF Kosei Kubota. |
| 12/20/1971 | Was traded by the Osaka Sailors to the Kobe Bulls, along with RP Yoshitsune Nakamura, in exchange for RP Toyoji Tsuda. |
| 05/01/1972 | Named the #25 prospect in the BAN |
| 07/16/1972 | Named the #34 prospect in the BAN |
| 05/01/1973 | Named the #73 prospect in the BAN |
| 05/01/1974 | Named the #91 prospect in the BAN |