| Tuesday, December 25th , 1956 | Signed free agent RP Naotake Fukushima to a minor league contract. | Sunday, December 23rd , 1956 | Signed free agent RF Fuminobu Sato to a minor league contract. | Tuesday, November 27th , 1956 | Signed free agent SP Mitsunobu Fukui to a minor league contract. | Sunday, November 25th , 1956 | Signed free agent SP Mitsunobu Fukui to a minor league contract. | Thursday, November 8th , 1956 | Signed free agent RP Kazufumi Fukuoka to a minor league contract. | Friday, October 26th , 1956 | Signed free agent SP Koudo Takara to a minor league contract. | Tuesday, October 23rd , 1956 | Signed free agent RP Manabu Shiotani to a minor league contract. | Friday, October 12th , 1956 | RP Mikizo Fukuchi retired from professional baseball. | Signed Manager Akira Smith to a 2-year contract extension. | Thursday, October 4th , 1956 | Signed free agent RP Teruo Ono to a 1-year contract worth a total of $10,800. | Released RP Taisho Nakamura. | Saturday, September 29th , 1956 | Placed RP Mikizo Fukuchi on the 14-day injured list, retroactive to 09/28/1956. | Signed free agent RP Washichi Matsumoto to a minor league contract. | Thursday, September 27th , 1956 | Placed SS Ritsuki Iwasa on the 14-day injured list, retroactive to 09/26/1956. | Signed free agent RP Sueichi Kawamoto to a minor league contract. | Tuesday, September 25th , 1956 | Signed free agent 2B Shigemitsu Fukui to a minor league contract. | Wednesday, September 12th , 1956 | Signed free agent SS Haruhiro Nonaka to a minor league contract. | Friday, August 24th , 1956 | Signed free agent RP Taisuke Miki to a 2-year contract worth a total of $5,960. | Released RP Taisuke Miki. | Wednesday, August 22nd , 1956 | Signed free agent RP Teruo Ono to a 1-year contract worth a total of $4,300. | Released RP Nobuo Yamane. | Friday, August 17th , 1956 | Signed free agent SP Seiryo Doi to a minor league contract with a major league option. | Released SP Seiryo Doi. | Wednesday, August 1st , 1956 | Signed free agent LF Hiroaki Kikuchi to a minor league contract. | Thursday, July 5th , 1956 | Signed free agent SP Atsuhiro Smith to a minor league contract. | Released RP Gou Kida. | Wednesday, July 4th , 1956 | Signed free agent SP Hiroiaki Kai to a minor league contract with a major league option. | Released SP Hiroiaki Kai. | Sunday, July 1st , 1956 | Signed free agent RP Yoshitaka Date to a minor league contract with a major league option. | Released RP Yoshitaka Date. | Saturday, June 9th , 1956 | Signed free agent RP Gou Kida to a 1-year contract worth a total of $4,520. | Released CF Narihide Hamasaki. | Tuesday, June 5th , 1956 | Signed free agent SP Kimihiko Mori to a minor league contract with a major league option. | Released RP Tatashi Mine. | Drafted LF Shinpei Abe in the 1956 first-year player draft (Round 1, Pick 7, 7th overall pick). | Drafted 1B Yohachi Hiramoto in the 1956 first-year player draft (Round 2, Pick 7, 19th overall pick). | Drafted SP Tsugunosuke Takeuchi in the 1956 first-year player draft (Round 3, Pick 7, 31st overall pick). | Drafted RP Naotake Fukushima in the 1956 first-year player draft (Round 4, Pick 7, 43rd overall pick). | Drafted 3B Tokinari Murai in the 1956 first-year player draft (Round 5, Pick 7, 55th overall pick). | Saturday, May 5th , 1956 | Signed free agent RP Nagahisa Ogawa to a minor league contract with a major league option. | Released RP Nagahisa Ogawa. | Monday, April 9th , 1956 | Signed free agent RP Washichi Matsumoto to a minor league contract. | Friday, March 30th , 1956 | Signed free agent RP Washichi Matsumoto to a minor league contract. | Monday, March 19th , 1956 | Signed free agent SP Sueichi Kawamoto to a minor league contract. | Saturday, March 10th , 1956 | Signed free agent SP Jobu Kawamoto to a minor league contract. | Monday, March 5th , 1956 | Signed free agent SP Hiro Shima to a minor league contract. | Saturday, January 28th , 1956 | Signed free agent RP Nagahisa Ogawa to a minor league contract with a major league option. | Released RP Nagahisa Ogawa. | Saturday, January 7th , 1956 | Signed free agent SP Sueichi Kawamoto to a minor league contract. | Sunday, January 1st , 1956 | Signed free agent RP Washichi Matsumoto to a minor league contract. | | |