New 70-man roster signings through January 8, 2022
- RHP Sho Iwasaki — From SoftBank as free agent compensation for RHP Katsuki Matayoshi.
- RHP Brooks Kriske
- OF Taishi Ota, non-tendered by Nippon Ham.
- RHP Tayron Guerrero
- SS Adeiny Hechavarria back after being non-tendered
- SS Freddy Galvis
- RHP Tyler Chatwood
- RHP Colin Rea back after being released so he could see to family matters in the States.
- RHP Katsuki Matayoshi — free agent from Chunichi