Rainbow Days - Volume 1
💌 Four best friends. One high school. Infinite drama, laughs, and love.
In Rainbow Days Volume 1, follow the everyday adventures of Natsuki, Tomoya, Keiichi, and Tsuyoshi—four high school boys with wildly different personalities but one unbreakable bond. Whether it's navigating crushes, teasing each other, or just vibing after school, this series delivers a wholesome slice-of-life that feels like hanging out with your favorite friend group.
It’s the perfect blend of comedy, romance, and emotional warmth—told through the rare lens of male friendship.
💌 What You’ll Receive:
📖 1x Rainbow Days Volume 1 by Minami Mizuno
📎 1x Otaku’s Oasis exclusive “Boys Being Soft” bookmark
🪄 2x Randomly selected stickers (school life, sunshine boys, or friendship vibes)
🎧 1x QR code to our “Slice-of-Life Sunshine” playlist—chill pop, soft beats, and carefree energy
🎁 Wrapped with love—like a note passed between friends
⚠️ Content Warnings:
Rated T for Teen
May include:
Romantic awkwardness
Light innuendo and teasing
Emotional vulnerability / teen angst
Mild school drama
💌 Four best friends. One high school. Infinite drama, laughs, and love.
In Rainbow Days Volume 1, follow the everyday adventures of Natsuki, Tomoya, Keiichi, and Tsuyoshi—four high school boys with wildly different personalities but one unbreakable bond. Whether it's navigating crushes, teasing each other, or just vibing after school, this series delivers a wholesome slice-of-life that feels like hanging out with your favorite friend group.
It’s the perfect blend of comedy, romance, and emotional warmth—told through the rare lens of male friendship.
💌 What You’ll Receive:
📖 1x Rainbow Days Volume 1 by Minami Mizuno
📎 1x Otaku’s Oasis exclusive “Boys Being Soft” bookmark
🪄 2x Randomly selected stickers (school life, sunshine boys, or friendship vibes)
🎧 1x QR code to our “Slice-of-Life Sunshine” playlist—chill pop, soft beats, and carefree energy
🎁 Wrapped with love—like a note passed between friends
⚠️ Content Warnings:
Rated T for Teen
May include:
Romantic awkwardness
Light innuendo and teasing
Emotional vulnerability / teen angst
Mild school drama
💌 Four best friends. One high school. Infinite drama, laughs, and love.
In Rainbow Days Volume 1, follow the everyday adventures of Natsuki, Tomoya, Keiichi, and Tsuyoshi—four high school boys with wildly different personalities but one unbreakable bond. Whether it's navigating crushes, teasing each other, or just vibing after school, this series delivers a wholesome slice-of-life that feels like hanging out with your favorite friend group.
It’s the perfect blend of comedy, romance, and emotional warmth—told through the rare lens of male friendship.
💌 What You’ll Receive:
📖 1x Rainbow Days Volume 1 by Minami Mizuno
📎 1x Otaku’s Oasis exclusive “Boys Being Soft” bookmark
🪄 2x Randomly selected stickers (school life, sunshine boys, or friendship vibes)
🎧 1x QR code to our “Slice-of-Life Sunshine” playlist—chill pop, soft beats, and carefree energy
🎁 Wrapped with love—like a note passed between friends
⚠️ Content Warnings:
Rated T for Teen
May include:
Romantic awkwardness
Light innuendo and teasing
Emotional vulnerability / teen angst
Mild school drama
