Short story collection by Azano complementary to his R:B novel and its movie adaptation. Consisted of 24 parts called "Piece"

A collection of side stories included with the blu-ray limited editions of the K - Return of Kings anime.... more>>

- BD1 「潜伏と再開」 (On Lying in Hiding and Reunions) by Miyazawa Tatsuki
- BD2 「剣、二振り」 (Swords in a Pair) by Suzuki Suzu
- BD3 「テンペルホーフ１９４５」 (Tempelhof 1945) by Takahashi Yashichirou
- BD4 「クリスマス・キャロル」 (Christmas Carol) by Furuhashi Hideyuki
- BD5 「昴／長男と、その親友」 (The Pleiades & The Eldest Son and His Best Friend) by Kabei Yukako
- BD6 「デスパレート・ゲーム」 (A Desperate Game) by Raikaku Rei
- BD7 「ある少年の進路探し」 (A Certain Boy’s Search for his Future Path) by Azano Kouhei <<less

A series of side stories set in the Tokyo Ravens universe.... more>>

1. EX1 party in nest
2. EX2 seasons in nest
3. EX3 memories in nest <<less

A collection of seven stories about various K characters.... more>>

- No.1 Yatogami Kuroh by Miyazawa Tatsuki
- No.2 Kusanagi Izumo by Azano Kouhei
- No.3 Yata Misaki by Takahashi Yashichirou
- No.4 Kushina Anna by Raikaku Rei
- No.5 Kamamoto Rikio by Suzuki Suzu
- No.6 Awashima Seri by Furuhashi Hideyuki
- No.7 Fushimi Saruhiko by Kabei Yukako <<less

- 「スウィート・バレンタイ」 (Sweet Valentine) by Furuhashi Hideyuki
- 「おひなさまの着物」 (A Doll’s Kimono) by Raikaku Rei
- 「お花見」 (Flower Gazing) by Suzuki Suzu
- 「砂のお城」 (Sand... more>> Castle) by Kabei Yukako
- 「もしかしたらあったかもしれないハロウインナイト」 (A Halloween That Might Have Happened) by Miyazawa Tatsuki
- 「クリスマス１９４４」 (Christmas 1944) by Takahashi Yashichirou
- 「初詣」 (The First Shrine Visit of New Year) by Azano Kouhei <<less

During a War called the Hong Kong Crusade, an Old Blood vampire, Jirou Mochizuki, aka the Silver Blade (Gintou), fought and defeated most of the Kowloon Children. ... more>>

Ten years later, Jirou heads to Japan with his little brother, Kotarou, in hopes of reaching The Special Zone, a thriving secret city where vampires live. They soon realize that a plan to infiltrate The Special Zone is being hatched by the Kowloon Children survivors.

As they travel to The Special Zone, Jirou encounters enemies from the past and new threats that may endanger the safety of the Special Zone. The abduction of Kotarou, by one of the Kowloon Children, thrusts him even further into the battle. <<less

An Onmyodo School Fantasy of a Failing Private Onmyo Academy Student!!... more>>

Tsuchimikado Harutora was born into a prestigious Onmyoji family, but he can't see "spirit energy". Therefore, he's been enjoying a peaceful daily life with his friends at an Onmyo branch school. One day, his childhood friend Tsuchimikado Natsume, heir to the head family, suddenly appears. Will this cause his destiny spring into motion!? <<less