Ai Otsuka’s Most Popular Karaoke Songs Ranking [2025]

SmilyAi Otsuka8rank/position

Ai Otsuka / SMILY (Short Ver.)

Ai Otsuka’s cute, poppy charm absolutely explodes in this track.

It’s a song packed tight with the sparkling brightness of summer.

The blue sky in the music video really leaves an impression, doesn’t it? Ai Otsuka’s sun-like smile was super popular back then.

Let’s sing it out bright and bold!

I love you.Ai Otsuka9rank/position

Ai Otsuka / I love you so much.

This is the sixth single by singer-songwriter Ai Otsuka, who has also been active since 2012 as the vocalist of the co-ed six-member band Rabbit.

Released in 2004, the song was used as the theme for NHK’s late-night drama series Yorudora.

It’s a soothing number featuring a transparent, piano-driven sound and a cute vocal tone.

The lyrics, which depict overflowing emotions, contrasted with the subtly heartrending melody, convey a depth of love that can’t be expressed by passion alone.

It’s a heart-wrenching ballad you’ll want to sing in front of your partner at karaoke.

Birthday SongAi Otsuka10rank/position

Ai Otsuka - Birthday Song

It’s a classic birthday song for karaoke! It’s easy to sing regardless of generation.

The chorus repeats “Happy birthday,” so it’s easy to follow.

You can remember it after just one listen, so check out the song in advance as a birthday theme.

Happy DaysAi Otsuka11rank/position

Ai Otsuka / Happy Days (Short Ver.)

This song, which is also Ai Otsuka’s fourth single, made headlines because Tetsuya Kajiwara, the former drummer of THE BLUE HEARTS, played in the backing band.

True to its title, it’s a track that really makes you feel happy—perfect for getting everyone pumped up.

Give it a sing on New Year’s Eve!

FlenjerAi Otsuka12rank/position

Ai Otsuka / Frienger (Short Ver.)

Released in 2006 as Ai Otsuka’s 11th single.

It was featured in a commercial for Toshiba’s “au CDMA 1X WIN MUSIC-HDD W41T.” “Frienger” is a coined word that refers to wonderful friends.

The song itself is a happy tune you can listen to with an easygoing, upbeat smile, and it’s a relaxed, fun song to sing.

pocketAi Otsuka13rank/position

Ai Otsuka / Pocket (Short Ver.)

Among Ai Otsuka’s songs, this is a straightforward love song.

It’s also well known as a track people want to listen to in winter.

Since it expresses a woman’s feelings toward her lover, it’s a song you’ll want to sing for someone special.

If a man hears this gentle-lyric song sung to him, it might just make his heart skip a beat.

Dream EaterAi Otsuka14rank/position

Ai Otsuka / Yume Kui (Short Ver.)

It was released in 2006 as Ai Otsuka’s 12th single.

It was used as the theme song for the film “Tokyo Friends The Movie” and as the CM song for Toshiba’s “au CDMA 1X WIN W44T (Paint version).” It reached No.

5 on the Oricon Weekly Singles Chart.

Ai Otsuka has said that “Yumekui” refers to an animal modeled after a baku—“a guide to the dreams within one’s own heart.” It’s a cute song that sparks the imagination.