| 10/11/1907 |
Signed a 1-year contract worth a total of P3,820 with the Washington Senators organization. |
| 11/25/1907 |
Detrimentally completed training to improve his baserunning fundamentals at the Washington Senators development complex. |
| 01/01/1908 |
OSA scouting updated ratings (potential): Contact: 56 (56); Power: 100 (100); Eye: 49 (49). |
| 01/04/1908 |
Unsuccessfully completed training to improve his infield defense at the Washington Senators development complex. |
| 07/06/1908 |
Wins the USL EL Player of the Week Award. |
| 01/01/1909 |
OSA scouting updated ratings (potential): Contact: 54 (54); Power: 100 (100); Eye: 49 (49). |
| 02/12/1909 |
Drafted in the 1909 inaugural draft by the Morioka Ayame. (Round 2, Pick 11, 27th overall pick). |
| 03/19/1909 |
Successfully completed training to improve his baserunning fundamentals at the Morioka Ayame development complex. |
| 06/06/1909 |
Was selected to the 1909 Nihon Yakyu Kyokai All-Star Game. |
| 09/12/1909 |
Wins the 1909 NYK NL Tonbokiri at 1B. |
| 01/01/1910 |
OSA scouting updated ratings (potential): Contact: 52 (52); Power: 100 (100); Eye: 48 (48). |
| 02/24/1910 |
Unsuccessfully completed training to generate gap power at the Morioka Ayame development complex. |
| 04/01/1910 |
Successfully completed training to learn a new position at the Morioka Ayame development complex. |
| 06/01/1910 |
Wins the NYK NL Batter of the Month Award. |
| 06/06/1910 |
Was selected to the 1910 Nihon Yakyu Kyokai All-Star Game. |
| 07/23/1910 |
Injured on 07/22/1910, diagnosed with a bruised knee, will not miss additional time. |
| 08/08/1910 |
Wins the NYK NL Player of the Week Award. |
| 09/13/1910 |
Finished 2nd in 1910 NYK NL Nobushige voting. |
| 01/01/1911 |
OSA scouting updated ratings (potential): Contact: 47 (47); Power: 89 (89); Eye: 49 (49). |
| 04/01/1911 |
Unsuccessfully completed training to generate gap power at the Morioka Ayame development complex. |
| 05/15/1911 |
Wins the NYK NL Player of the Week Award. |
| 09/26/1911 |
Outstandingly completed training to improve his infield defense at the Morioka Ayame development complex. |
| 01/01/1912 |
OSA scouting updated ratings (potential): Contact: 55 (55); Power: 39 (39); Eye: 45 (45). |
| 06/04/1912 |
Was selected to the 1912 Nihon Yakyu Kyokai All-Star Game. |
| 09/18/1912 |
Outstandingly completed training to improve his infield defense at the Morioka Ayame development complex. |
| 01/01/1913 |
OSA scouting updated ratings (potential): Contact: 50 (50); Power: 36 (36); Eye: 44 (44). |
| 10/14/1913 |
Outstandingly completed training to improve his infield defense at the Morioka Ayame development complex. |