| 01/30/1953 |
Joined the Tokyo Central High School Sky Chiefs. |
| 02/23/1953 |
Detrimentally completed training to improve his infield defense at the Tokyo Central High School Sky Chiefs development complex. |
| 03/11/1953 |
Pitches a 7-hit shutout against the Seoul High School Hammerheads with 3 strikeouts and 4 BB allowed! |
| 05/04/1953 |
Named to the 1953 Geiyo Islands League for the Matsuyama Farmers. |
| 07/08/1953 |
Unsuccessfully completed training to improve his infield defense at the Tokyo Central High School Sky Chiefs development complex. |
| 01/01/1954 |
OSA scouting updated ratings (potential): Stuff: 25 (35); Movement: 25 (35); Control: 20 (30). |
| 05/03/1954 |
Named to the 1954 Geiyo Islands League for the Matsuyama Farmers. |
| 06/06/1954 |
Injured on 06/05/1954, diagnosed with a mild shoulder strain, is day-to-day. |
| 01/01/1955 |
OSA scouting updated ratings (potential): Stuff: 20 (25); Movement: 25 (35); Control: 25 (30). |
| 07/04/1955 |
Injured (flu),day-to-day for 2 days. |
| 01/01/1956 |
OSA scouting updated ratings (potential): Stuff: 20 (25); Movement: 25 (35); Control: 25 (30). |
| 07/01/1956 |
Was not drafted and joined the Alphonso Winters University Wildcats. |
| 01/01/1957 |
OSA scouting updated ratings (potential): Stuff: 20 (30); Movement: 25 (35); Control: 25 (35). |
| 04/19/1957 |
Injured on 04/18/1957, diagnosed with a strained triceps, is day-to-day. |
| 01/01/1958 |
OSA scouting updated ratings (potential): Stuff: 20 (30); Movement: 25 (35); Control: 25 (35). |
| 01/01/1959 |
OSA scouting updated ratings (potential): Stuff: 20 (30); Movement: 20 (35); Control: 25 (35). |