"Youthfulness is like an enclosed room made of awkwardness." The drama depicts six closed-door conversations among high school students, which show the fragility and warmth of youths.

Series Cast

  1. Anna Yamada as Sappukei

    Anna Yamada


    6 Episodes

  2. Daiken Okudaira as Katogi

    Daiken Okudaira


    6 Episodes

  3. Ai Yoshikawa as

    Ai Yoshikawa

    6 Episodes

  4. Seina Nakata as

    Seina Nakata

    6 Episodes

  5. Ichika Osaki as

    Ichika Osaki

    6 Episodes

  6. Asahi Itou as

    Asahi Itou

    6 Episodes

  7. Ayumu Mochizuki as

    Ayumu Mochizuki

    6 Episodes

  8. Hikaru Takahashi as

    Hikaru Takahashi

    6 Episodes

  9. Riku Hagiwara as

    Riku Hagiwara

    6 Episodes

  10. View More

Full Cast & Crew

Current Season

Season 1 - Blue Box Briefing

Season 1

2022 | 6 Episodes

Season 1 of Blue Box Briefing premiered on November 4, 2022.

View All Seasons

Blue Box Briefing
Blue Box Briefing


Original Name 早朝始発の殺風景

Status Ended


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Type Scripted

Original Language Japanese


No keywords have been added.

Content Score


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