SGKI-061C The ultimate psychological battle of setting piston vibrators on 12 chairs: Piston Vibrator Chair Game, 2nd Tournament, Final Match
The highly acclaimed second Piston Vibe Chair Game tournament is here! Competing are four close actress friends who know each other inside and out. The final match is Mochizuki Tsubomi vs. Tenma Yui!!
[Rules]
– There are 12 chairs numbered from 1 to 12, each equipped with a piston vibe device.
– Players predict which chair their opponent will sit in, and secretly set the power on one of them.
– If they correctly choose a chair with no power on, the number written on that chair becomes their score.
– Players keep building points while avoiding chairs with the power on. Chairs that have been claimed as points are removed from the field.
– If they choose a chair with the power on, they will experience the piston vibe for a set time and lose all points.
[Winning Conditions]
– Reach 40 or more points ahead of the opponent
– Have more points than the opponent when the game ends
If either condition is met, you win.
*The prize money is 10,000 yen for each point earned!
Who is the specialist at reading an opponent’s psychology to the very end? NO PISTON NO VIBE!!
For a full list of Tenma Yui’s works, see the Tenma Yui JAV playlist .

















