| Sunday, July 21st , 1963 | | Placed SP Gunji Matsuda on the 60-day injured list. | | Tuesday, July 2nd , 1963 | | Signed free agent RP Kozo Miyaji to a 1-year contract worth a total of $22,800. | | Tuesday, June 25th , 1963 | | Signed free agent RP Tadahito Koike to a 1-year contract worth a total of $21,000. | | Saturday, May 4th , 1963 | | Signed free agent RP Toshio Yamamoto to a 1-year contract worth a total of $17,600. | | Friday, April 12th , 1963 | | Signed free agent C Bob Longstreth to a 1-year contract worth a total of $61,000. | | Tuesday, April 2nd , 1963 | | Signed free agent RP Kikunojo Sakoda to a 1-year contract worth a total of $18,600. | | Monday, April 1st , 1963 | | Signed free agent CF Andy Nevill to a 1-year contract worth a total of $56,000. | | Wednesday, March 20th , 1963 | | Signed free agent SP Yukihiro Okamura to a 1-year contract worth a total of $4,660. | | Saturday, March 9th , 1963 | | Signed free agent RP Takenao Murakami to a 1-year contract worth a total of $13,400. | | Wednesday, February 13th , 1963 | | Signed free agent RP Kumanosuke Mochizuki to a 1-year contract worth a total of $4,620. | | Friday, January 18th , 1963 | | Signed free agent RP Katsumi Sato to a 1-year contract worth a total of $4,720. | | Sunday, January 13th , 1963 | | Signed free agent RP Hyotaru Saito to a 1-year contract worth a total of $4,640. | |
