Seigetsuan is a soba restaurant in Tenjin, Fukuoka, within walking distance of Tenjin Station and near Nakagawa Bentenbashi. It serves tsukesoba and hot soba with thin, chewy noodles, and the burdock tempura comes out crisp. Soba portions come in three levels, and up to three extra bowls can be added for free. The first level is very small, and more can be ordered later if it is not enough.