Hirai Ken - Orthodox

"Orthodox"
2021.05.12
Anata ni Naritakatta [Album]

Hirai Ken - Oyasumi Nasai

"Oyasumi Nasai"
2021.05.12
Anata ni Naritakatta [Album]

Hirai Ken - Oni ni Narimashita

"Oni ni Narimashita"
2021.05.12
Anata ni Naritakatta [Album]

Hirai Ken - Polyester no Onna

"Polyester no Onna"
2021.05.12
Anata ni Naritakatta [Album]

Hirai Ken - 1995

"1995"
2021.05.12
Anata ni Naritakatta [Album]
Nippon TV Sukkiri May 2021 theme song

Hirai Ken - Kaibutsu-san feat. Aimyon

"Kaibutsu-san feat. Aimyon"
2020.03.27
"Kaibutsu-san feat. Aimyon" [Single] / Anata ni Naritakatta [Album]

Hirai Ken - #302

"#302"
2019.12.04
"#302" [Single] / Anata ni Naritakatta [Album]
TBS drama Yonpunkan no Marigold theme song

Hirai Ken - Itemo Tattemo

"Itemo Tattemo"
2019.05.29
"Itemo Tattemo" [Single] / Anata ni Naritakatta [Album]
Movie Machida-kun no Sekai theme song

Hirai Ken : "half of me" English Lyrics

"half of me" is a song released by Hirai Ken on the Ariola Japan label on November 28th, 2018.
The song was used as the theme song for "Tasogare Ryuuseigun ~Jinsei Orikaeshi, Koi wo Shita~".
The song appears as tracks #1 & #2 on his forty-fifth single "half of me" (as the original version and 'less vocal').

Hirai Ken - Todokanai Kara

"Todokanai Kara"
2018.05.30
"Todokanai Kara" [Single] / Anata ni Naritakatta [Album]
Movie 50kaime no First Kiss theme song

Hirai Ken - Shiranai'n Desho?

"Shiranai'n Desho?"
2018.05.30
"Shiranai'n Desho?" [Single] / Anata ni Naritakatta [Album]
TV Asahi drama Mikaiketsu no Onna: Keishichou Bunsho Sousakan theme song

Hirai Ken - Ichiban Hajimete no Koibito

"Ichiban Hajimete no Koibito"
2017.07.12
Ken Hirai Singles Best Collection Uta Baka 2 [Album]
CHOYA Umeshu "CHOYA Natsume" CM song

Hirai Ken - Nonfiction

"Nonfiction"
2017.06.07
"Nonfiction" [Single] / Anata ni Naritakatta [Album]
TBS drama "Chiisa na Kyojin" theme song

Hirai Ken - Boku no Kokoro wo Tsukutte yo

"Boku no Kokoro wo Tsukutte yo"
2017.03.01
"Boku no Kokoro wo Tsukutte yo" [Single] / Anata ni Naritakatta [Album]
Anime movie Doraemon the Movie 2017: Great Adventure in the Antarctic Kachi Kochi theme song

Hirai Ken : "Sore de Ii na" English Lyrics

"Sore de Ii na" is a song released by Hirai Ken on the DefSTAR Records label on July 6th, 2016.
The song appears as track #14 on his ninth album "THE STILL LIFE".

Hirai Ken : "ON AIR" English Lyrics

"ON AIR" is a song released by Hirai Ken on the DefSTAR Records label on July 6th, 2016.
The song appears as track #10 on his ninth album "THE STILL LIFE".

Hirai Ken : "Kyoui no Bansai" English Lyrics

"Kyoui no Bansai" is a song released by Hirai Ken on the DefSTAR Records label on July 6th, 2016.
The song appears as track #8 on his ninth album "THE STILL LIFE".

Hirai Ken : "Missionary" English Lyrics

"Missionary" is a song released by Hirai Ken on the DefSTAR Records label on July 6th, 2016.
The song appears as track #6 on his ninth album "THE STILL LIFE".

Hirai Ken : "Kawaii no Youkai" English Lyrics

"Kawaii no Youkai" is a song released by Hirai Ken on the DefSTAR Records label on July 6th, 2016.
The song appears as track #4 on his ninth album "THE STILL LIFE".

Hirai Ken : "Mahou tte Itte Ii Kana?" English Lyrics

"Mahou tte Itte Ii Kana?" is a song released by Hirai Ken on the DefSTAR Records label on June 22nd, 2016.
The song was used as the commercial song for Panasonic's "LUMIX 4K WORLD".
The song appears as tracks #1 & #4 on his fortieth single "Mahou tte Itte Ii Kana?" (as the original version and '-less vocal-') and as track #2 on his ninth album "THE STILL LIFE".