| 06/05/1963 | Drafted in the 1963 first-year player draft by the Fukuoka Falcons. (Round 1, Pick 5, 5th overall pick). |
| 01/01/1964 | OSA scouting updated ratings: Stuff: 2; Movement: 2; Control: 1. |
| 05/01/1964 | Named the #16 prospect in the BAN |
| 07/16/1964 | Named the #52 prospect in the BAN |
| 05/01/1965 | Named the #63 prospect in the BAN |
| 07/16/1965 | Named the #85 prospect in the BAN |
| 10/11/1965 | Named the #82 prospect in the BAN |
| 05/01/1966 | Named the #96 prospect in the BAN |
| 01/26/1969 | Was traded by the Fukuoka Falcons to the Denki Dynamics, along with RP Yuushuu Nakata, in exchange for 2B Tetsuji Saito. |
| 07/23/1969 | Was traded by the Denki Dynamics to the Rakisuta Rams, along with SP Yoshimatsu Shiina, in exchange for 2B Yuuichi Imamura and RP Minoru Uesugi. |
| 03/04/1971 | Injured (broken kneecap),out for 7-8 months. |
| 05/25/1972 | Released by the Rakisuta Rams. |
| 09/23/1972 | Signed a minor league contract with majors option with the Rakisuta Rams organization. |
| 06/06/1973 | Released by the Rakisuta Rams. |
| 09/22/1973 | Signed a 2-year contract worth a total of $27,600 with the Yokohama Kingfishers organization. |
| 05/01/1974 | Unsuccessfully completed training to increase his endurance on the mound at the Yokohama Kingfishers development complex. |
| 06/06/1974 | Released by the Yokohama Kingfishers. |