Female body observation research experiment such as heartbeat, gastrointestinal sounds, body temperature, etc. of G or H cup cosplayers [kusuguruman-0012]

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Product Information of "Female body observation research experiment such as heartbeat, gastrointestinal sounds, body temperature, etc. of G or H cup cosplayers"

Satsuki is a G cup or H cup.
I thought her big boobs would get in the way of recording my heartbeat, but surprisingly, I was able to record it the best I've ever done!
The same goes for swallowing sounds.
An error occurred in the breast friction heat increase experiment...
*This work contains multiple identical scenes from different angles.
*The interview is the same as other works shot at the same time.

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