The "Space Brothers" exhibition venue was bustling with shoppers and families (Nihonbashi Mitsukoshi Main Store, 7th floor gallery)/ (c) 小山宙哉／講談社 (c)FASHION HEADLINE

A large crowd of visitors gazed intently at the original drawings of "Space Brothers"/ (c) 小山宙哉／講談社 (c)FASHION HEADLINE

An exhibition hall that makes you feel like you're in space/ (c) 小山宙哉／講談社 (c)FASHION HEADLINE

A photo spot within the exhibition hall. Many people take photos in the same pose as in volume 10 of the comic./ (c) 小山宙哉／講談社 (c)FASHION HEADLINE

There is also a photo spot where you can stand behind the space suit and take a commemorative photo with your face in the photo./ (c) 小山宙哉／講談社 (c)FASHION HEADLINE

Photo space. Photography is permitted in the venue with some exceptions./ (c) 小山宙哉／講談社 (c)FASHION HEADLINE

Many original color illustrations on display/ (c) 小山宙哉／講談社 (c)FASHION HEADLINE

The opening scene of Volume 1 of "Space Brothers"/ (c) 小山宙哉／講談社 (c)FASHION HEADLINE

Space Brothers author Koyama talks about his enthusiasm for the film/ (c) 小山宙哉／講談社 (c)FASHION HEADLINE

At the entrance, you will be greeted by the two children who dreamed of becoming astronauts./ (c) 小山宙哉／講談社 (c)FASHION HEADLINE

The desks displayed are based on the image of the main characters, Mutta and Hibito, studying at when they were young./ (c) 小山宙哉／講談社 (c)FASHION HEADLINE

The desks displayed are based on the image of the main characters, Mutta and Hibito, studying at when they were young./ (c) 小山宙哉／講談社 (c)FASHION HEADLINE

Original drawings are displayed along the main character's timeline./ (c) 小山宙哉／講談社 (c)FASHION HEADLINE

Approximately 200 original drawings from "Space Brothers" will be on display for the first time in Japan./ (c) 小山宙哉／講談社 (c)FASHION HEADLINE

Approximately 200 original drawings from "Space Brothers" will be on display for the first time in Japan./ (c) 小山宙哉／講談社 (c)FASHION HEADLINE

Approximately 200 original drawings from "Space Brothers" will be on display for the first time in Japan./ (c) 小山宙哉／講談社 (c)FASHION HEADLINE

Approximately 200 original drawings from "Space Brothers" will be on display for the first time in Japan./ (c) 小山宙哉／講談社 (c)FASHION HEADLINE

Approximately 200 original drawings from "Space Brothers" will be on display for the first time in Japan./ (c) 小山宙哉／講談社 (c)FASHION HEADLINE

Approximately 200 original drawings from "Space Brothers" will be on display for the first time in Japan./ (c) 小山宙哉／講談社 (c)FASHION HEADLINE

Approximately 200 original drawings from "Space Brothers" will be on display for the first time in Japan./ (c) 小山宙哉／講談社 (c)FASHION HEADLINE

Artist Koyama standing at the commemorative photo spot/ (c) 小山宙哉／講談社 (c)FASHION HEADLINE

You can take a commemorative photo in the same pose as on the cover of the 10th volume of the comic (starting at 4pm on the 1st, first 100 people)/ (c) 小山宙哉／講談社 (c)FASHION HEADLINE

Original cover art for volume 10 of the comic/ (c) 小山宙哉／講談社 (c)FASHION HEADLINE

Many original color illustrations on display/ (c) 小山宙哉／講談社 (c)FASHION HEADLINE

Many original color illustrations on display/ (c) 小山宙哉／講談社 (c)FASHION HEADLINE

Many original color illustrations on display/ (c) 小山宙哉／講談社 (c)FASHION HEADLINE

The Yomiuri Shimbun issues an extra edition, dated March 2026./ (c) 小山宙哉／講談社 (c)FASHION HEADLINE

A replica of a space suit that is as close to the real thing as possible, borrowed from JAXA/ (c) 小山宙哉／講談社 (c)FASHION HEADLINE

A 1/25 scale model of the Space Shuttle "Kibo"/ (c) 小山宙哉／講談社 (c)FASHION HEADLINE

A collection of quotes that you'll want to remember/ (c) 小山宙哉／講談社 (c)FASHION HEADLINE

The original cover art for Unicorn's "Feel So Moon," which also features the theme face of the anime/ (c) 小山宙哉／講談社 (c)FASHION HEADLINE

Artist Koyama looking at his own rough sketch/ (c) 小山宙哉／講談社 (c)FASHION HEADLINE

A rough sketch handwritten by Koyama, the author of "Space Brothers"/ (c) 小山宙哉／講談社 (c)FASHION HEADLINE

Materials related to the TV anime, such as setting drawings, are also on display./ (c) 小山宙哉・講談社／読売テレビ／A-1 Pictures

Materials related to the TV anime, such as setting drawings, are also on display./ (c) 小山宙哉・講談社／読売テレビ／A-1 Pictures (c)FASHION HEADLINE

Materials related to the TV anime, such as setting drawings, are also on display./ (c) 小山宙哉・講談社／読売テレビ／A-1 Pictures (c)FASHION HEADLINE

Mr. Koyama, the creator of APO balloons, looks at and touches them./ (c) 小山宙哉／講談社 (c)FASHION HEADLINE

A balloon of the main character's pet APO also appears/ (c) 小山宙哉／講談社 (c)FASHION HEADLINE

Space Brothers author Koyama talks about his enthusiasm for the film/ (c) 小山宙哉／講談社 (c)FASHION HEADLINE