(A) A landscape of the lowermost and the left bank of a torrent (photographed on 11 November 2006). A juvenile of this species was found under a decaying log on the right bank.

(B) A landscape of the uppermost (including the right and left banks) of the torrent (photographed on 11 November 2006).

(C) A landscape of the lowermost of the torrent, two days after the A (photographed on 13 November 2006). The right and left banks of the torrent was covered partially with snow.

Accompanied Research Collaborators (alphabetical order): Masaichi Kakegawa (Tokyo Metropolitan Komatsugawa Senior High School), and Fujio Kishi and Yuko Saikawa (Shirouma Association of Naturalists).