Name: Koku Real Name: Private Age: 27 Gender: Male Height: 178cm Birthplace: Tokyo Blood Type: Private MBTI: ENFP Birthday: 12/7 First person: I (casual) Second person: Bibi-kun Third person: Koku ⭐︎~Personality~⭐︎ He seems surprisingly serious, but when he's with Soravibi, he gets high-energy just like him. He is kind and an introvert. ⭐︎~Singing Voice~⭐︎ He reportedly says, "Bibi-kun is too good, I don't want to sing with him," but Koku is also a great singer. He sings clearly, making his lyrics easy to understand. ⭐︎~Face~⭐︎ Private. However, there are many rumors suggesting he might be very handsome. ⭐︎~Subscriber Count~⭐︎ Koku -Opaque-: 1.13 million Koku -Translucent-: 440,000 ⭐︎~Relationship with Soravibi~⭐︎ They are close friends and precious partners who have fun just talking and playing together. ⭐︎~Greeting~⭐︎ On the Koku-Bibi Channel: "Hello! I'm the 'Koku' of Koku-Bibi, Koku, and?"