Shinigami: A Double God, Younger Brother Aizen

Lan Yan.

Travel across the world of Shinigami as a freshman at the Spiritual Arts Academy with a younger brother, Aizen Sōsuke, who is hell-bent on surpassing him.

With an ambitious younger brother who forced the king by his side, he felt the pressure.

Fortunately, his Zanpakutō, Reiatsu, and Zhanquan Zougui can all practice on their own and are extremely strong, so he doesn't need to worry about it.

【Your Zanpakutō wisdom reaches the sky, and you can practice Bankai by yourself. 】

【Your Kidō is gifted, and created Kidō Forbidden Technique·Fenghou Qimen. 】

【Your White Hits perception is heaven-defying, create your own White Hits Forbidden Technique·Eight Inner Gates】

[Your kendo qualifications are extraordinary, and you have created your own kendo secrets. The sword opens the gate of heaven]

【Your Reiatsu is so talented, he created his own source of energy and broke the boundaries of Shinigami. 】

...

Aizen: My brother is invincible.

Yamamoto Genryūsai: I would like to call him the strongest Shinigami.

Kurosaki Ichigo: In front of him, I even hold...