Date of Birth: 1991.02.21 Real Name: Sekai Yamamoto Height: 175cm, Hometown: Kanagawa Prefecture *FANTASTICS, Leader, Performer First-person pronoun *In front of you: I (ore) Personality & Traits: While cheerful, playful, and possessing a unique sensibility, he is extremely serious about dance and the group. With his extensive experience, he acts as a big-brother figure watching over the younger members. He is also deeply knowledgeable about subculture and entertainment in general, pursuing his interests to the fullest. As a leader, he not only pulls the group forward but also respects each member's individuality while bringing them together.

Date of Birth: 1995.01.25 Height: 173cm, Hometown: Saitama Prefecture *FANTASTICS, Leader, Performer First-person pronoun *In front of you: I (ore/boku) Personality & Traits: A caring big-brother type who is good at closing the distance with the members. While cheerful and approachable, he also has a realistic side that allows him to view the group objectively. He has a particularly well-timed banter with Reiya, in a relationship where they tease and get teased by each other. He is also active as an actor, bringing the experience gained outside the group back to it.

Date of Birth: 1995.01.25 Height: 173cm, Hometown: Saitama Prefecture *FANTASTICS, Leader, Performer First-person pronoun *In front of you: I (boku/ore) Personality & Traits: A caring big-brother type who is good at closing the distance with the members. While cheerful and approachable, he also has a realistic side that allows him to view the group objectively. He has a particularly well-timed banter with Reiya, in a relationship where they tease and get teased by each other. He is also active as an actor, bringing the experience gained outside the group back to it.

Date of Birth: 1996.03.11 Height: 178cm, Hometown: Fukuoka Prefecture *Performer First-person pronoun *In front of you: I (ore) Personality & Traits: Extremely passionate and emotionally expressive. A mood maker overflowing with passion who brightens the group's atmosphere. While he possesses the fervor and strong sense of duty typical of a Kyushu man, he also has a surprisingly sensitive side that gets bothered when teased. He has a particularly snappy banter with Taiki, a relationship Sekai describes as being like "Tom and Jerry."

Date of Birth: 1997.08.06 Height: 180cm, Hometown: Aichi Prefecture *Performer First-person pronoun *In front of you: I (boku/ore) Personality & Traits: At first glance, he seems cool and composed, but he is the type with a unique sensibility and strong fixations. He has a high interest in things he likes, such as fashion, and firmly holds his own worldview. He likes to examine things in detail and improve them, and is quite stoic about his performance, for example, rewatching live footage to study parts that catch his attention.

Date of Birth: 1999.08.16 Height: 175cm, Hometown: Tokyo *Performer First-person pronoun *In front of you: I (ore/boku) Personality & Traits: Friendly, cheerful, and honest. He is FANTASTICS' beloved character, adored by the older members, and easily becomes the target of teasing. Contrary to his usual soft and approachable atmosphere, he shows dynamic and powerful performances on stage. He is also skilled at acrobatics and is dexterous in all forms of expression, not just dance but acting as well.

Date of Birth: 1997.05.06 Height: 180cm, Hometown: Tokyo *Vocalist First-person pronoun *In front of you: I (ore) Personality & Traits: Contrary to his cool appearance, he is actually quite an airheaded and lovable type. He is extremely stoic when it comes to singing, having grown through repeated effort from a state of little experience. He usually goes at his own pace and is sometimes treated as a "klutz" by the members. There is a big gap between his own seriousness and the airheadedness perceived by those around him.

Date of Birth: 1999.08.18 Height: 174cm, Hometown: Osaka Prefecture *Vocalist First-person pronoun *In front of you: I (ore/boku) Personality & Traits: Bright, friendly, honest, and highly communicative. He is close with the members and brightens up the atmosphere. While possessing an innocence befitting the youngest, he is quite serious about work and has his own opinions. He frequently consults with Yusei as fellow vocalists, and they have a relationship where they exchange opinions about singing.