Tri-Crescendo is a Japanese video game development company known for their co-development of the Baten Kaitos series alongside Monolith Soft.

Tri-Crescendo was founded in 1999 by Baten Kaitos co-designer Hiroya Hatsushiba. After handling primarily battle system design, programming and sound engineering and some game design on the Baten Kaitos series, Tri-Crescendo went on to devlop Eternal Sonata for the XBox 360 and PS3 under Hatsushiba as well as various other games under a different lead.

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