Celebrating 10 Years of Publication: 'Otome no Honbako,' the Acclaimed Series Featuring Literary Classics Illustrated by Popular Artists, Makes Its Debut at Azabudai Hills Gallery Space with POP UP BOX 'Azabu Bungaku Kaidan Exhibition'

Rittor Music Co., Ltd. (Headquarters: Chiyoda-ku, Tokyo; President and CEO: Daisuke Matsumoto), a company under the IMPRESS Group handling music-related media, operates the publishing label Ritto-sha, which focuses on literature and culture. Starting July 16, 2026 (Thursday), Ritto-sha will host the 'Otome no Honbako: Azabu Bungaku Kaidan Exhibition' at the Azabudai Hills Gallery Space (B1 floor, Garden Plaza A, Azabudai Hills).

The venue, named 'POP UP BOX,' will host mini-exhibitions themed around 'Unique Finds from Japan,' ranging from anachronistic trends to authentic cultural expressions.

As the first installment, the 'Azabu Bungaku Kaidan Exhibition' will run from July 16 (Thu) to August 30 (Sun), 2026, showcasing the popular 'Otome no Honbako' book series, in which renowned literary works are newly illustrated by today's top illustrators.

The 'Otome no Honbako' series is a full-color collaborative project that brings classic works by literary masters such as Osamu Dazai and Natsume Soseki to life with stunning original illustrations by contemporary popular illustrators.

For this POP UP BOX exhibition, three titles—'The Red Candle and the Mermaid,' 'Mirror Hell,' and 'The Long-Night Princess and the Man with Long Ears'—will be featured, offering visitors an immersive experience into each story's world.

Photo spots designed to reflect the atmosphere of each work will also be available.

All visitors will receive one of three types of stickers as a complimentary gift (limited quantity, while supplies last).

An on-site shop will sell exclusive event-only merchandise. High-resolution digital art prints available only during the exhibition period are a must-see.

Visitors who spend JPY 4,000 or more (tax included) will receive an acrylic card (keychain) as a special gift (limited quantity, while supplies last).

About Azabudai Hills Gallery 'POP UP BOX'

Themed 'Unique Finds from Japan,' POP UP BOX will regularly host exhibitions. Events are planned to introduce visitors to unknown worlds of literature, traditional Japanese culture, and pop culture with every visit.

About the 'Otome no Honbako' Series

'Otome no Honbako' is a collaborative series published by Ritto-sha (Rittor Music), where modern illustrators freely interpret classic literary works with their unique artistic sensibilities, creating an experience akin to picture books.

Since the release of the first volume in 2016, the series has been widely acclaimed. As of June 2026, 53 volumes have been published, with translations increasingly released overseas.

Event Overview

Event Name: POP UP BOX 'Otome no Honbako: Azabu Bungaku Kaidan Exhibition'

Dates: July 16 (Thu), 2026 – August 30 (Sun), 2026

Venue: Azabudai Hills Gallery Space (B1, Garden Plaza A, Azabudai Hills, 5-8-1 Toranomon, Minato-ku, Tokyo)

Opening Hours: 11:00 – 20:00 (Last entry at 19:30)

Admission: JPY 1,100 per person (tax included)

Organizers: Azabudai Hills Gallery, Neutral Corporation

Official Exhibition Website: https://www.azabudai-hills.com/whats_on/2026/07/0379.html

General Inquiries: [email protected]

Rittor Music Special Website: https://rittorsha.jp/s/otome-azabubungo-kaidan/

[Ritto-sha] https://rittorsha.jp/

Ritto-sha is a publishing brand actively promoting literature, manga, and various pop culture genres. It has gained attention among discerning readers through acclaimed series like 'Otome no Honbako' and the reissue of rare manga by Osamu Tezuka and Yukiko Tani.

[Rittor Music Co., Ltd.] https://www.rittor-music.co.jp/

Rittor Music publishes specialized magazines for musicians and creators, such as 'Guitar Magazine' and 'Sound & Recording Magazine,' as well as instrument instruction books. The company also engages in digital publishing, video and audio distribution, and operates the multipurpose venue 'Ochanomizu RITTOR BASE.' Additionally, it runs popular web services including 'DigiMart,' Japan's largest instrument marketplace, and 'T-OD,' a T-shirt on-demand sales site.

[IMPRESS Group] https://www.impressholdings.com/

The IMPRESS Group, with IMPRESS Holdings, Inc. (Headquarters: Chiyoda-ku, Tokyo; President: Yukiko Tsukamoto) as its holding company, is a media group focusing on specialized media and services in key areas such as 'IT,' 'music,' 'design,' 'mountaineering and nature,' 'aviation and railways,' 'mobile services,' and 'academic and engineering sciences.' The group also develops and operates content business platforms.

[Inquiries regarding this announcement]

Public Relations, Rittor Music Co., Ltd.

E-mail: [email protected]