Chankan/Replays

These are replays showing chankan.

Nomi

2012-11-10	Player: KyuuAA	Rank: １級	Round: 東 4 局 0 本場
Haipai	Draw:
Agari	Ron (Kamicha):
Source (Tenhou.net)	Closed hand developed tenpai on a ponned 5-sou. Riichi declined to improve the waiting pattern.

2015-09-09	Player: 中出役滿娘大好き	Rank: 四段	Round: 東 4 局 2 本場
Haipai	Draw:
Agari	Ron (Kamicha):
Source (Tenhou.net)	Fairly well developed start hand, that became tenpai on an already ponned 7-pin.

2015-10-21	Player: zech	Rank: 二段	Round: 東 4 局 2 本場
Haipai	Draw:
Agari	Ron (Kamicha):
Source (Tenhou.net)	Delay riichi with kanchan tenpai. The kan on the 8-pin called after the riichi for ippatsu.

2016-07-31	Player: osiim	Rank: 七段	Round: 南 2 局 1 本場
Haipai	Draw:
Agari	Ron (Shimocha):
Source (Tenhou.net)	A hand with a large concentration of souzu tiles and continued draws for honitsu, which eventually became tenpai for a previously called 9-sou. The kan call granted chankan and actually denied rinshan kaishou.

2018-04-25	Player: 大宮忍v	Rank: 九段	Round: 東 3 局 1 本場
Haipai	Draw:
Agari	Ron (Kamicha):
Source (Tenhou.net)	Kamicha called kan during a riichi, while in tenpai.