
Quick answer — Yoshiki Murakami voices Haruhiko Beppu in Cute High Earth Defense Club LOVE! LOVE!, Yuuki Tachibana in My Instant Death Ability is Overpowered.
Yoshiki Murakami voices Haruhiko Beppu (Cute High Earth Defense Club LOVE! LOVE!), Yuuki Tachibana (My Instant Death Ability is Overpowered).
Haruhiko Beppu is voiced in Japanese by Yoshiki Murakami.