7.3 Passed tiles
A tile a riichi player discarded is genbutsu against that player.
After toimen’s riichi, kamicha discarded White. Toimen did not call ron.
Tiles discarded after the riichi are marked with a band.
Once a riichi player passes up a wait, they stay in furiten for the rest of the hand, even without discarding it themselves. So toimen can no longer ron on White.
A tile passed up after riichi like this also becomes genbutsu, no matter who discarded it.
Tiles other players discarded before the riichi are not genbutsu.
Genbutsu is safe only against the player who declared riichi.
Only tiles discarded after the riichi are marked with a band. Discard one of toimen’s genbutsu.
You picked . It is not toimen’s genbutsu.
You picked . It was discarded before toimen’s riichi, so it is not genbutsu.
Kamicha discarded 9-pin after the riichi. Toimen did not call ron.
Only tiles discarded after the riichi are marked with a band. Discard one of toimen’s genbutsu.
You picked . It is not toimen’s genbutsu.
You picked . It was discarded before toimen’s riichi, so it is not genbutsu.
Shimocha discarded 5-man after the riichi. Toimen did not call ron.
Discard one of toimen’s genbutsu.
You picked . It is not toimen’s genbutsu.
You picked . It was discarded before toimen’s riichi, so it is not genbutsu.
You discarded 2-sou after the riichi. Toimen did not call ron.
Discard one of toimen’s genbutsu.
You picked . It is not toimen’s genbutsu.
You picked . It was discarded before toimen’s riichi, so it is not genbutsu.
Shimocha discarded 1-pin after the riichi. Toimen did not call ron.
Discard one of toimen’s genbutsu.
You picked . It is not toimen’s genbutsu.
You picked . It was discarded before toimen’s riichi, so it is not genbutsu.
Kamicha discarded North after the riichi. Toimen did not call ron.