Tatsuya is a main character in Cardfight!! Vanguard: Shinemon Arc. He is a transfer student in the same class as Mikuru Shindou at Tokyo Metropolitan Harumi Middle School. He has a serious and honest personality, but he looks up to Shinemon Nitta and aspires to be more like him. After the incident at Yumigatake, he suddenly became antagonistic, to the extent of working with Ryuzu Myoujin to achieve his goals.
(Source: Cardfight!! Vanguard Wiki)

This is the story of "Shinemon Nitta", the future manager of Card Capital.
 
10 years before the reunion of Aichi Sendou and Toshiki Kai, the card shop run by the Tokura family "Card Capital" was going out of business. Then came the attempt to take over the store by Esuka Hibino, the owner of a major card shop.
 
In order to protect Card Capital, Shinemon Nitta stands up as the "Self-proclaimed Manager!"
 
(Source: Cardfight!! Vanguard Wiki)

[Agency Profile (Hibiki)](https://hibiki-cast.jp/hibiki_m/maeda_seiji/) | [Twitter](https://x.com/seiji_maeda0000)

A voice actor as well as the bassist of the male band [Argonavis](https://anilist.co/staff/153229/Argonavis) as part of the BanG Dream! franchise. He is affiliated with HiBiKi.

Seiji's special skills include Tetris and stage combat. He is also quite skilled in the card game Vanguard, and he enjoys tennis, football, reading manga, and sleeping. He is addicted to oranges.

(Source: BanG Dream! Wikia)

The history of -IF- world has been distorted and cardfights do not exist. Ibuki and Suiko get involved with Emi and Shuka.
 
A journey to regain the true history by four people begins—! (Source: Cardfight!! Vanguard Wiki)

Tatsuya Tachibana