| 06/05/1957 | Drafted in the 1957 first-year player draft by the Denki Dynamics. (Round 2, Pick 1, 13th overall pick). |
| 07/16/1957 | Named the #34 prospect in the BAN |
| 11/19/1957 | Unsuccessfully completed training to improve his defense at third base at the Denki Dynamics development complex. |
| 03/28/1958 | Successfully completed training to improve his base-stealing technique at the Denki Dynamics development complex. |
| 05/01/1958 | Named the #27 prospect in the BAN |
| 07/16/1958 | Named the #33 prospect in the BAN |
| 10/13/1958 | Named the #38 prospect in the BAN |
| 05/01/1959 | Named the #41 prospect in the BAN |
| 05/01/1959 | Unsuccessfully completed training to improve his defense at third base at the Denki Dynamics development complex. |
| 07/16/1959 | Named the #69 prospect in the BAN |
| 05/01/1960 | Named the #63 prospect in the BAN |
| 07/16/1960 | Named the #63 prospect in the BAN |
| 10/14/1960 | Named the #96 prospect in the BAN |
| 04/30/1961 | Unsuccessfully completed training to improve his defense at third base at the Denki Dynamics development complex. |
| 05/01/1961 | Named the #85 prospect in the BAN |
| 07/16/1961 | Named the #69 prospect in the BAN |
| 05/09/1962 | Injured (undisclosed injury),out for 6 months. |
| 01/01/1963 | OSA scouting updated ratings: Contact: 2; Power: 2; Eye: 2. |
| 01/01/1964 | OSA scouting updated ratings: Contact: 3; Power: 2; Eye: 2. |
| 06/13/1970 | Injured (fractured fibula),out for 3-4 months. |
| 10/17/1971 | Was traded by the Denki Dynamics to the Osaka Sailors, along with SP Yugoro Yoshida, in exchange for RP Atsushi Shimizu and CF Kosei Kubota. |