| 01/01/1963 | OSA scouting updated ratings: Contact: 1; Power: 2; Eye: 1. |
| 01/01/1964 | OSA scouting updated ratings: Contact: 1; Power: 1; Eye: 1. |
| 06/05/1965 | Drafted in the 1965 first-year player draft by the Nagasaki Stars. (Round 1, Pick 9, 9th overall pick). |
| 07/16/1965 | Named the #58 prospect in the BAN |
| 03/22/1966 | Unsuccessfully completed training to improve his plate discipline at the Nagasaki Stars development complex. |
| 03/22/1967 | Unsuccessfully completed training to generate more batspeed and homerun power at the Nagasaki Stars development complex. |
| 05/01/1967 | Detrimentally completed training to learn a new position at the Nagasaki Stars development complex. |
| 07/31/1970 | Was selected to the 1970 Baseball Association of Nippon All-Star Game. |
| 09/28/1970 | Hits three home runs against the Fukuoka Falcons, going 5-6 with 9 RBI and 3 runs scored! |
| 09/28/1970 | Goes 5-6 against the Fukuoka Falcons, with 3 HR, 9 RBI and 3 R. |
| 05/01/1971 | Outstandingly completed training to improve his two-strike approach at the Nagasaki Stars development complex. |
| 06/30/1971 | Injured (strained hamstring),out for 6 weeks. |
| 08/19/1971 | Injured (knee contusion),day-to-day for one week. |
| 08/23/1971 | Wins the BAN WL Player of the Week Award. |
| 05/01/1972 | Unsuccessfully completed training to improve his quality of contact at the Nagasaki Stars development complex. |
| 05/13/1972 | Injured (sore shoulder),day-to-day for 1-2 weeks. |
| 07/31/1972 | Was selected to the 1972 Baseball Association of Nippon All-Star Game. |
| 05/01/1973 | Detrimentally completed training to generate gap power at the Nagasaki Stars development complex. |
| 05/01/1974 | Unsuccessfully completed training to generate more batspeed and homerun power at the Nagasaki Stars development complex. |
| 07/04/1974 | Injured (bruised elbow),day-to-day for 3 days. |
| 09/23/1974 | Wins the BAN WL Player of the Week Award. |
| LEADERBOARD APPEARANCES |
| | | Year | K | Rank | | 1970 | 86 | 9 | | 1973 | 82 | 7 | | | Year | HR | Rank | | 1970 | 21 | 7 | | 1971 | 21 | 8 | | 1972 | 26 | 6 | | | Year | RBI | Rank | | 1970 | 75 | 2 | | 1972 | 87 | 4 | | |
| Year | HP | Rank | | 1969 | 4 | 10 | | 1970 | 14 | 2 | | 1971 | 10 | 5 | | 1972 | 9 | 8 | | 1973 | 15 | 2 | | 1974 | 9 | 4 | | | Year | SH | Rank | | 1970 | 11 | 9 | | 1973 | 15 | 5 | | 1974 | 10 | 7 | | | Year | SF | Rank | | 1970 | 3 | 10 | | 1972 | 7 | 2 | | 1973 | 4 | 6 | | | Year | AVG | Rank | | 1970 | .252 | 8 | | | Year | OBP | Rank | | 1970 | .339 | 7 | |
| Year | SLG | Rank | | 1970 | .432 | 9 | | | Year | RC | Rank | | 1970 | 63.46 | 9 | | | Year | RC/27 | Rank | | 1970 | 5.04 | 8 | | | Year | ISO | Rank | | 1970 | .181 | 8 | | 1972 | .203 | 8 | | | Year | wOBA | Rank | | 1970 | .337 | 8 | |
| Year | OPS | Rank | | 1970 | .771 | 8 | | | Year | WAR | Rank | | 1970 | 4.1 | 8 | | 1971 | 4.1 | 10 | | | | |