NIJISANJI Debuts New Streamer Team "Y4T4" with 8 Members; Simultaneous Twitch & YouTube First Streams Begin April 21

The VTuber/Virtual Liver group NIJISANJI has announced the debut of eight new Livers. It was revealed that they will be active as a specialized streamer team named "Y4T4" (pronounced Yata).

The eight debuting members are Rei7, Onotora, Kotone Mikogami, Daichi Tsukahara, Ayumu Senri, Eita Kuri, Iruka Kokonami, and Rayon. Their official X (formerly Twitter) accounts went live on April 19, 2026. Moving forward, the group will primarily focus on Twitch for their broadcasts while maintaining a presence on X and YouTube.

The debut streams will take place over two days, April 21 and April 22, 2026, starting at 21:00 JST each night in a relay format. In a first for NIJISANJI, the Livers are scheduled to stream simultaneously on both Twitch and YouTube for their first broadcasts.

In conjunction with the debut, a "Cover Song Relay" has been confirmed, and commemorative merchandise and voice packs will be available for purchase.

Liver Profiles

Onotora
A mysterious "cool older gentleman" (Ike-oji) of unknown age and occupation. He has frequented arcades since the old days, but no one knows much about him. Rumor has it he might be a jackpot lottery winner... His hobby is watching musicals.

Birthday: August 20
Age: Unknown (Doesn't seem like a youth)
Height: 174 cm

Eita Kuri
A young man with a creator’s soul who loves not just games, but also composing music and cooking. Once he finds an interest, he becomes completely obsessed; he has currently spent five years researching the perfect Buta no Kakuni (braised pork belly).

Birthday: December 19
Age: 22
Height: 175 cm

Iruka Kokonami
She absolutely LOVES games, motorcycles, and golf! ▽ She’ll ride out even into the dark curtain of the night! ▽

Birthday: September 12
Age: 23
Height: 152 cm

(Note: ▽ represents a heart symbol)

Ayumu Senri
He seems to move at his own pace and often looks spaced out... but his passion and motivation for gaming are twice that of anyone else. The bandage on his thigh is for fashion, not an injury.

Birthday: January 5
Age: 24
Height: 153 cm

Daichi Tsukahara
A young man who suddenly "smashed down the gates" of NIJISANJI, wanting to become a "BIG" man. To make a name for himself, he aims to be a top-tier streamer loved by many through his "triple threat" of gaming, singing, and his own goofy (ponkotsu) nature.

Birthday: November 18
Age: 22
Height: 173 cm

Kotone Mikogami
The only daughter of the chairman of the Mikogami Zaibatsu, one of the five major conglomerates. She came to NIJISANJI to become a first-class lady. Her "Papa" still doesn't know that Kotone is actually a hardcore gamer.

Birthday: March 9
Age: Private
Height: 157 cm

Rei7 (Reina)
A "gamer gyaru" who is kind even to otakus. When she gets into things she likes, she loses all sense of brakes... A self-proclaimed introvert, but recognized by others as an extrovert.

Birthday: July 27
Age: Private (Legal drinking age)
Height: 162 cm

Rayon
A genius high school gamer who made a name for himself online with his natural gaming sense. He came to NIJISANJI not just to win, but to move people's hearts through gaming. Aim: Barikata (Super Firm); Sweetness: Extra; Face: Mild.

Birthday: February 23
Age: 18
Height: 170 cm

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