| 06/05/1957 | Drafted in the 1957 first-year player draft by the Kyoto Owls. (Round 2, Pick 7, 19th overall pick). |
| 06/06/1957 | Released by the Kyoto Owls. |
| 06/16/1957 | Signed a 1-year minor league contract with the Fukuoka Falcons organization. |
| 06/16/1957 | Released by the Fukuoka Falcons. |
| 06/17/1957 | Signed a 1-year minor league contract with the Kobe Bulls organization. |
| 06/17/1957 | Released by the Kobe Bulls. |
| 06/18/1957 | Signed a 1-year minor league contract with the Yokohama Kingfishers organization. |
| 06/18/1957 | Released by the Yokohama Kingfishers. |
| 06/19/1957 | Signed a 1-year minor league contract with the Fukuoka Falcons organization. |
| 06/19/1957 | Released by the Fukuoka Falcons. |
| 06/21/1957 | Signed a 1-year minor league contract with the Nagasaki Stars organization. |
| 06/21/1957 | Released by the Nagasaki Stars. |
| 07/01/1957 | Signed a 1-year minor league contract with the Vesutan Bees organization. |
| 07/01/1957 | Released by the Vesutan Bees. |
| 07/08/1957 | Signed a 1-year minor league contract with the Yokohama Kingfishers organization. |
| 07/08/1957 | Released by the Yokohama Kingfishers. |
| 07/14/1957 | Signed a 1-year minor league contract with the Kobe Bulls organization. |
| 07/14/1957 | Released by the Kobe Bulls. |
| 07/15/1957 | Signed a 1-year minor league contract with the Nagasaki Stars organization. |
| 07/15/1957 | Released by the Nagasaki Stars. |
| 07/16/1957 | Signed a 1-year minor league contract with the Nagasaki Stars organization. |
| 07/16/1957 | Named the #43 prospect in the BAN |
| 10/12/1957 | Named the #38 prospect in the BAN |
| 05/01/1958 | Named the #43 prospect in the BAN |
| 05/01/1958 | Successfully completed training to improve his defense at second base at the Nagasaki Stars development complex. |
| 07/16/1958 | Named the #51 prospect in the BAN |
| 11/20/1958 | Detrimentally completed training to improve his defense at second base at the Nagasaki Stars development complex. |
| 05/01/1959 | Named the #35 prospect in the BAN |
| 07/16/1959 | Named the #45 prospect in the BAN |
| 03/23/1960 | Successfully completed training to generate gap power at the Nagasaki Stars development complex. |
| 05/01/1960 | Named the #48 prospect in the BAN |
| 07/16/1960 | Named the #56 prospect in the BAN |
| 03/23/1961 | Unsuccessfully completed training to generate more batspeed and homerun power at the Nagasaki Stars development complex. |
| 05/01/1961 | Named the #76 prospect in the BAN |
| 05/01/1962 | Named the #77 prospect in the BAN |
| 01/01/1963 | OSA scouting updated ratings: Contact: 2; Power: 2; Eye: 2. |
| 09/10/1963 | Released by the Nagasaki Stars. |
| 10/13/1963 | Wins the 1963 BAN Championship Series with the Nagasaki Stars. |
| 11/02/1963 | Signed a 1-year contract worth a total of $20,800 with the Denki Dynamics organization. |
| 01/01/1964 | OSA scouting updated ratings: Contact: 2; Power: 1; Eye: 2. |
| 05/01/1964 | Successfully completed training to learn a new position at the Denki Dynamics development complex. |
| 05/07/1964 | Injured (knee tendinitis),day-to-day for 3 days. |
| 06/28/1964 | Injured (intercostal strain),out for 1-2 weeks. |
| 05/01/1965 | Unsuccessfully completed training to learn a new position at the Denki Dynamics development complex. |
| 05/14/1967 | Goes 5-6 against the Sapporo Bears, with 2 HR, 4 RBI and 4 R. |
| 05/15/1967 | Wins the BAN EL Player of the Week Award. |
| 08/16/1967 | Injured (fractured thumb),out for 5 weeks. |
| 09/05/1970 | Injured (fractured foot),out for 2-3 weeks. |