THE_i　-what is Number_i-
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THE_i　-what is Number_i-

Season 1
Announced at Tokyo Dome in October 2023 and debuting on New Year’s Day 2024, Number_i has carved out its path. Their journey is captured in their first year-long documentary, THE_i -what is Number_i-, streaming exclusively on Prime Video.　Through behind-the-scenes footage and creator insights, the series explores how their music and identity take shape.===©TOBE Co., Ltd. All rights reserved.
NEW SERIES20252 episodes7+
Documentary
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Episodes

  1. S1 E1 - THE_i　-what is Number_i- #1

    June 26, 2025
    32min
    13+
    Filming kicked off in May 2024 as Number_i rode the wave of their viral hit “BON,” which quickly surpassed 10 million views. As momentum grew, the group began crafting their next project, “INZM,” while also preparing for their first solo arena concert, No.O -ring-.This episode captures their early summer of passion, ambition, and nonstop creativity.===©TOBE Co., Ltd. All rights reserved.
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  2. S1 E2 - THE_i　-what is Number_i- #2

    June 26, 2025
    30min
    7+
    In July 2024, Number_i heads overseas to shoot the music video for “INZM.” This summer marks new milestones: each member’s first solo track for their debut album, and their first appearance at a domestic music festival. This episode follows the group through a summer filled with fresh challenges and defining moments.===©TOBE Co., Ltd. All rights reserved.
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