Fly tying Keel type Hackle Stacker Dun. "FUTASUJI MONKAGEROW" that is ephemera japonica is burrower type of Japanese Drake. It looks like brown drake in North America, but its color is different from each other. Music by "Pocket Sound"(
http://pocket-se.info/) "DOVA-SYNDROME"(
http://dova-s.jp/)
