Kokoro Yohou
Kokuen
Kome no Uta
Konayuki
Konpeitou
Korekarasaki, Nando Anata to.
Korekuraide Utau
Koro wa Yane no Ue
Kotae wo Dasu no Da
Kotatsu Musume de Teketekete
Koto no Shidai
Kotoba Uta
Kotobadori
Kotobadori (July 2019)
Kotonoha Breakdown
Konchuu Ninja
Koneko no Byouki
Kono Machi ni Hare wa Konai
Kodanuki Ponpo
Koumori Bat wa Good na Shinshi
Koyoi wa Halloween Night!
Kozou no Koushin
Krosna
Kruel Kreator
