Board Thread:Questions and Answers/@comment-174.131.124.91-20141202182050/@comment-35248429-20190815195604

"The recent VR games, for almost all of the titles, forbid changing the sex of the player and avatar. The reason is because the long-term use of an avatar of the opposite sex results in adverse effects for the spirit and body that cannot be ignored. However, I have heard that, because the identification of the players’ sex occurs due to the players’ brain waves, in extremely rare cases, due to some impulse the system decides with the opposite sex, players have been startled when they dive in."

volume 5: phantom bullet, chapter 6