| 01/30/1953 |
Joined the Tokyo Central High School Sky Chiefs. |
| 05/04/1953 |
Named to the 1953 Geiyo Islands League for the Innoshima Boomers. |
| 01/01/1954 |
OSA scouting updated ratings (potential): Contact: 30 (40); Power: 25 (30); Eye: 35 (45). |
| 03/01/1954 |
Unsuccessfully completed training to improve his running mechanics at the Tokyo Central High School Sky Chiefs development complex. |
| 08/17/1954 |
Successfully completed training to learn a new position at the Tokyo Central High School Sky Chiefs development complex. |
| 01/01/1955 |
OSA scouting updated ratings (potential): Contact: 35 (45); Power: 25 (30); Eye: 35 (45). |
| 03/28/1955 |
Injured (bruised thumb),day-to-day for 3 days. |
| 01/01/1956 |
OSA scouting updated ratings (potential): Contact: 35 (40); Power: 25 (30); Eye: 35 (45). |
| 07/01/1956 |
Was not drafted and joined the Alphonso Winters University Wildcats. |
| 01/01/1957 |
OSA scouting updated ratings (potential): Contact: 35 (45); Power: 25 (35); Eye: 40 (50). |
| 01/01/1958 |
OSA scouting updated ratings (potential): Contact: 35 (40); Power: 30 (35); Eye: 40 (50). |
| 01/01/1959 |
OSA scouting updated ratings (potential): Contact: 40 (40); Power: 30 (35); Eye: 40 (50). |