[EDASH (Kashiba Toshizou)] Ichigo Short (Kokoro Library)
(C94) [Cesium-P (Aka Seiryuu)] Kokoro no Mishiranu Kioku | Kokoro's Unknown Memories (DARLING in the FRANXX) [English] {Doujins.com}
[Ray-Kbys] Kokoro-chan no Muhyoujou o Zenryoku de Kuzusu Kokoromi (Touhou Project)[Chinese][基德漢化組]
[Ray-Kbys] Kokoro-chan no Muhyoujou o Zenryoku de Kuzusu Kokoromi | The Experiment to Completely Destroy Kokoro-chan's expressionless face (Touhou Project) [English] [desudesu]
[Amadoiza (Moiky)] Omake Kokoro 1-2 (Touhou Project) [Digital]
(C96) [Kuma-tan Flash!, Eclipse (Kumao Mofumofu, Rougetu)] OMAKE BOOK C96 (Various)
Boku no Teisou ga Yabai Yatsu Omake "Ichikawa to Yamada no Ko Docchi ga Undamondai"
Kokoro-chan no Muhyoujou o Zenryoku de Kuzusu Kokoromi
[ShimaPan (Ominaeshi)] DOA Harem Omake (Dead or Alive) [Digital]
[Hoshiyukicha (Yukihoshi Kokoro)] COMIC1☆14 Omakebon (THE IDOLM@STER CINDERELLA GIRLS) [Digital]
