Sci-Fi Harry 1-20
Based off a 1995 manga of the same name by George Iida (飯田 譲治) and published by Takeshobo (竹書房). The ending is an open ended plot twist. Mature audiences (at least episode 1).
"Mysterious" by Janne da Arc
"Ai wo Shiru ni wa Hayasugita no ka (Were we not ready to know love?)" by LUCA