Ken Hirai's classic and popular songs
Let me introduce you to songs by singer-songwriter Ken Hirai.
His charm lies in his high, beautiful vocals and rich expressiveness.
He has many famous songs, such as Rakuen, Hitomi wo Tojite, and Ookina Furudokei, which helped ignite his popularity.
He’s apparently a huge Southern All Stars fan, and it’s said that back in his student days he even delivered a demo tape to Keisuke Kuwata’s home.
- Ken Hirai’s Most Popular Songs Ranking [2026]
- Ken Hirai Love Songs: Popular Song Rankings [2026]
- Ken Hirai’s Tearjerker/Weepy Songs and Popular Tracks Ranking [2026]
- Kazuhiro Hirai’s songs that are easy to sing. Songs I want to sing with emotion.
- Ken Hirai Ballad Songs: Popular Song Rankings [2026]
- Ken Hirai Mutual Love Songs: Popular Songs Ranking [2026]
- Ken Hirai’s Heartbreak Songs: Popular Track Rankings [2026]
- Kenshiro Hirai’s Most Popular Karaoke Songs Ranking [2026]
- Ken Hirai’s Moving Songs and Popular Tracks Ranking [2026]
- Ken Hirai's Unrequited Love Songs: Popular Song Ranking [2026]
- Ken Hirai’s Cheer Songs and Popular Songs Ranking [2026]
- Recommended songs by Dai Hirai you should listen to now: the spirit of Aloha felt through refreshing tracks.
- [Karaoke] Easy-to-sing songs by Dai Hirai, with explanations
Ken Hirai’s Masterpieces and Popular Songs (91–100)
Strawberry SexHirai Ken

It was featured in a commercial for Honda Motor Co.’s “That’s.” It’s a song that Ken Hirai himself likes, and it’s often performed at his concerts.
In addition to its pop melody, the lyrics—expressing freshness and warmth—make it an appealing dance tune.
When you smiledHirai Ken

It was used as an insert song in the serial TV drama “Setsunai ~TOKYO HEART BREAK~,” which aired locally on TV Asahi in the Kanto region starting in April 1998.
It’s a heartfelt track that conveys the idea that, for the sake of a loved one’s smile, you can live without fear.
It makes you feel you can believe in loving someone, even if you’re clumsy at it.
ElegyHirai Ken

Released in January 2007, it is the theme song for the film Forbidden Love (R-15).
It’s a dark, morbid, decadent, and erotic sad love song that suits a film about intense, illicit affairs and a murder that occurs during a sexual encounter.
It was performed at the 58th NHK Kōhaku Uta Gassen.
I want to become stronger.Hirai Ken

This is the coupling track for the seventh single, “Love Love Love.” Released in 1998, Ken Hirai wasn’t popular at the time and it didn’t enter the Oricon charts.
It gradually gained recognition, and on December 20, 2007, it was covered by female singer-songwriter Ayaka at his Budokan concert.
NostalgiaHirai Ken

It’s a song that sings of nostalgia and longing.
Ken Hirai’s beautiful, soaring vocals are a must-hear, evoking the warm scenes and atmosphere of family from childhood.
It’s a track that makes you realize that memories are never cold—they remain warm.


