Death God: Becoming Stronger by Teaching at the Spiritual Academy

Shikatari Nanatsuki traveled to the world of death and became the younger brother of the first captain Shikatari Takeunsai.

He thought he had a big boss to look up to, but he found out that Lu Qu Ba Yun Zhai was already terminally ill and would not live for many years.

Fortunately, he has awakened the teacher system, and he can become stronger just by teaching.

In order to gain the strength to gain a foothold in this world, Shikatori Nanazuki became a teacher at the Spiritual Arts Academy, and inherited the Shikatori Dojo, working hard to teach.

[Rokuguruma Kensei completed swordsmanship training under your guidance and received the reward - Sword Skill·Red Tide]

[Aizome Sosuke completed Kidō training under your guidance and received the reward - Hado No. 90·Black Coffin]

[Kurosaki Ichigo's strength increased significantly under your guidance and received the reward - Holy Word :D]

Many years later, Aizen Sosuke suddenly found...