Primary

• Sajin Komamura owner of Tenken
• Sajin Komamura Best friend of Kaname Tosen

Extended

• Kaname Tosen Subordinate of Sosuke Aizen
• Kaname Tosen Teammate of Gin Ichimaru
• Kaname Tosen Best friend of Sajin Komamura
• Kaname Tosen Teacher of Shuuhei Hisagi
• Tenken Spirit of Sajin Komamura