Umineko no Naku Koro ni Shinsou Kaimei Dokuhon (うみねこのなく頃に真相解明読本 When the Seagulls Cry Truth Reader) is a series of guidebooks written by KEIYA and published by Futabasha. Each book goes into detail of the episodes of Umineko no Naku Koro ni and includes things such as fan theories, character notes from Ryukishi07, interviews and other material. Eight books have been released, with each one corresponding to the eight main Episodes.


  1. Episode 1
  2. Episode 2
  3. Episode 3
  4. Episode 4
  5. Episode 5
  6. Episode 6
  7. Episode 7
  8. Episode 8
Community content is available under CC-BY-SA unless otherwise noted.