Traditional Chinese Weiqi Board in internet by maxiGos:
http://www.cczzwq.cn/maxigos/_maxigos/_sample/rosewood/rosewood_ya.phpThe board is square with the Five Sacred Mountains symbol and the "Ya"(亚) shaped symbol.
In ancient China, the center of board is not called "tengen"(by Japanese), it's called "Middle"(中)or "taichi"(太极).
tengen by Chinese character is 天元, In ancient China, this term was not used in Weiqi, but in other fields.
Chinese Character Identification _ Seated board(Blank)
http://www.cczzwq.cn/maxigos/_maxigos/_sample/hanzi/hanzi_blank.php
This is what the author originally did:Chinese Style
http://www.cczzwq.cn/maxigos/_maxigos/_sample/rosewood/rosewood.phpps:I've Changed 9 stars to 5 stars before.
and Japanese Character Identification:
http://www.cczzwq.cn/maxigos/_maxigos/_sample/iroha/iroha.php?mxL=en