• Book Name: Tokidoki, Sekai wa Utsukushii Manga
• Alternative(s): Occasionally, the World is Beautiful; Tokidoki Sekai wa Utsukushii; Tokidoki, Sekai wa Utsukushi; ときどき、世界は美しい; 怦然心動的美世界
• Genre(s): Drama Romance Yaoi
• Author(s): Kannagi Satoru
• Status: Completed Download Manga
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Summary: From Fantasyshrine: High School Senior, Yokozeki Haruhito has always been watching the teacher-in training, Arisawa Yuya. However, this doesn't go unnoticed by Yuya's cousin, Yuma. Yuma volunteered to be Yuya's substitute. Things started to escalate when one day Yuya walked in on them while they were kissing...