https://gctakaoka.kaishindo-music.co.jp/winds/2019/07/16/root8takaoka/

https://store.mpc-web.jp/brasstek/products/detail/6254

https://gctakaoka.kaishindo-music.co.jp/winds/2020/01/19/altusxbrasstek_rose/

https://store.mpc-web.jp/brasstek/products/list?maker=465

https://store.mpc-web.jp/brasstek/products/list?maker=461

https://store.mpc-web.jp/brasstek/products/list?maker=460