So imagine my surprise when Konishi Katsuyuki (America's seiyuu) and Sugiyama Noriaki (England's) are apparently the ones behind the two idiot, mischievous senpai in Moyashimon.
The world is small, indeed :o
(Taken from
here.)
And Jintai's ED song is really nice to listen to; it reminds me of the playful, mysterious tone of Zettai Shounen, which is pretty apt since it also deals with fairy-like beings (yes, Masumi Itou performs both ED songs of the shows!)