Seigen Suzunami

was the former Captain of the 5th Division in the Gotei 13. His Lieutenant was Sōsuke Aizen.

Character Outline
Seigen Suzunami was a tall, red-haired man. He cared much for his subordinates and his sister. This former Fifth Division Captain was created by Tite Kubo for the Nintendo DS game Bleach: The 3rd Phantom and does not appear in the main Bleach timeline, thus he is considered to be a non-canon character.

Symposis
Seigen lived in a mansion with his sister Konoka. He was also the adoptive father and mentor of Fujimaru Kudo and Matsuri Kudo after he and Kisuke Urahara rescued them from a Hollow. Few years after the rescue of the twins, Arturo Plateado assault Soul Society and destroyed the Suzunami house, apparently killing Konoka in the process.After that, Seigen left the Soul Society, believing the Soul Society organized the destruction of the Suzunami house and death of sister Konoka Suzunami and sided with Aizen. He was later transformed by Aizen into a hollow-like monster, and used as a weapon against the Soul Society. Seigen was later killed by Fujimaru and Matsuri, and finally died in peace, free from his monster form.