The BEST episodes written by Shinsuke Oonishi

#1 - The Garden of Amahara

Blue Exorcist - Season 1 - Episode 4

Yukio sets out to the school's Exorcist-only shop to stock on some supplies along with Rin. There they find that the owner's daughter, Shiemi Moriyama, is being afflicted by a demon that dwells in her family's garden and, to save her life, they confront it by themselves.

#2 - Reunion With Light

Ultraman - Season 12 - Episode 1