https://tanikawaryu-sou.hatenablog.com/entry/2021/09/30/%E3%83%81%E3%83%A3%E3%83%B3%E3%82%B9%E3%81%AE%E5%AD%A3%E7%AF%80
https://tanikawaryu-sou.hatenablog.com/entry/2021/09/18/%E8%A8%80%E8%91%89%E3%81%8C%E4%BD%93%E3%81%AB%E5%8F%8A%E3%81%BC%E3%81%99%E5%BD%B1%E9%9F%BF
https://tanikawaryu-sou.hatenablog.com/entry/2021/09/02/kugatsu