| 06/05/1956 | Drafted in the 1956 first-year player draft by the Yokohama Kingfishers. (Round 3, Pick 6, 30th overall pick). |
| 06/06/1956 | Released by the Yokohama Kingfishers. |
| 07/23/1956 | Signed a 1-year minor league contract with the Denki Dynamics organization. |
| 07/23/1956 | Released by the Denki Dynamics. |
| 07/27/1956 | Signed a 1-year minor league contract with the Vesutan Bees organization. |
| 07/27/1956 | Released by the Vesutan Bees. |
| 07/31/1956 | Signed a 1-year minor league contract with the Nagasaki Stars organization. |
| 07/31/1956 | Released by the Nagasaki Stars. |
| 08/04/1956 | Signed a 1-year minor league contract with the Yokohama Kingfishers organization. |
| 08/05/1956 | Released by the Yokohama Kingfishers. |
| 08/09/1956 | Signed a 1-year minor league contract with the Denki Dynamics organization. |
| 08/09/1956 | Released by the Denki Dynamics. |
| 08/12/1956 | Signed a 1-year minor league contract with the Sapporo Bears organization. |
| 08/12/1956 | Released by the Sapporo Bears. |
| 08/15/1956 | Signed a 1-year minor league contract with the Sapporo Bears organization. |
| 08/15/1956 | Released by the Sapporo Bears. |
| 08/19/1956 | Signed a 1-year minor league contract with the Denki Dynamics organization. |
| 08/19/1956 | Released by the Denki Dynamics. |
| 08/20/1956 | Signed a 1-year minor league contract with the Yokohama Kingfishers organization. |
| 08/20/1956 | Released by the Yokohama Kingfishers. |
| 08/22/1956 | Signed a 1-year minor league contract with the Yokohama Kingfishers organization. |
| 08/22/1956 | Released by the Yokohama Kingfishers. |
| 08/23/1956 | Signed a 1-year minor league contract with the Fukuoka Falcons organization. |
| 08/23/1956 | Released by the Fukuoka Falcons. |
| 08/24/1956 | Signed a 1-year minor league contract with the Fukuoka Falcons organization. |
| 08/24/1956 | Released by the Fukuoka Falcons. |
| 08/25/1956 | Signed a 1-year minor league contract with the Nagasaki Stars organization. |
| 03/24/1957 | Successfully completed training to improve his two-strike approach at the Nagasaki Stars development complex. |
| 05/01/1957 | Named the #47 prospect in the BAN |
| 07/16/1957 | Named the #67 prospect in the BAN |
| 05/01/1958 | Named the #56 prospect in the BAN |
| 05/01/1958 | Successfully completed training to improve his defense at third base at the Nagasaki Stars development complex. |
| 10/12/1958 | Wins the 1958 BAN Championship Series with the Nagasaki Stars. |
| 03/24/1959 | Unsuccessfully completed training to generate more batspeed and homerun power at the Nagasaki Stars development complex. |
| 05/01/1959 | Named the #53 prospect in the BAN |
| 07/16/1959 | Named the #67 prospect in the BAN |
| 05/01/1960 | Named the #54 prospect in the BAN |
| 07/16/1960 | Named the #59 prospect in the BAN |
| 07/11/1961 | Injured (eye irritation),day-to-day for 4 days. |
| 07/09/1962 | Injured (bruised elbow),day-to-day for 2 days. |
| 01/01/1963 | OSA scouting updated ratings: Contact: 3; Power: 2; Eye: 2. |
| 07/05/1963 | Injured (bruised finger),day-to-day for 5 days. |
| 10/13/1963 | Wins the 1963 BAN Championship Series with the Nagasaki Stars. |
| 01/01/1964 | OSA scouting updated ratings: Contact: 3; Power: 2; Eye: 2. |
| 05/01/1964 | Successfully completed training to learn a new position at the Nagasaki Stars development complex. |
| 01/01/1965 | Injured (elbow contusion),day-to-day for 5 days. |
| 07/31/1965 | Was selected to the 1965 Baseball Association of Nippon All-Star Game. |
| 07/23/1967 | Injured (mild oblique strain),day-to-day for 4 days. |
| 08/08/1967 | Injured (mild shoulder strain),day-to-day for 2 weeks. |
| 08/06/1968 | Injured (knee inflammation),day-to-day for 5 days. |
| 08/26/1968 | Wins the BAN WL Player of the Week Award. |
| 05/09/1969 | Goes 5-6 against the Kinboshi Kites, with 1 RBI and 1 R. |
| 07/16/1969 | Injured (sore shoulder),day-to-day for one week. |
| 07/31/1969 | Was selected to the 1969 Baseball Association of Nippon All-Star Game. |
| 07/12/1971 | Injured (hip soreness),day-to-day for 2 days. |