ABOUT

TUNNEL No. 73 is a place to present Koyu's games and CGs.
The contents of the products are for adults.

Currently, I'm making an English translation of my own work.
my works translation is done by a translator.

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Koyu

Illustrator
Scenario writer
programmer

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Contacts

Sorry, I am not so good at speaking English.
It may be difficult to read or reply can not be returned.

All the works are fictional. There is no relation to actual persons or organizations.
And all the characters are more than 18 years old.
Reproductions or redistributions of texts, images and contents from within this site is prohibited.