This is a port of Leaf Rogue.
Leaf Rogue as message file for Rogue-clone: Version II.
You have to Leaf message file to play rogue like this:
% rogue_s leaf.msg
or
% leafrogue
Welcome to the Dungeons of Leaf...
WWW: http://www.lab3.kuis.kyoto-u.ac.jp/~roguelike/leaf/