Ai Otsuka Popular Song Rankings [2026]

Premium Kuroge Wagyu Salted Tongue (grilled) 680 yenOtsuka Ai22rank/position

Ai Otsuka / Grilled Top-Salt Wagyu Tongue 680 Yen (Short Ver.)

Ai Otsuka cutely sings about a woman’s feelings in “Kuroge Wagyu Jo-Shio Tan Yaki 680 Yen.” The title grabs you first, but contrary to what it suggests, the song expresses a woman’s romantic feelings straightforwardly through its lyrics.

That directness will likely make men’s hearts race when a woman sings it at karaoke.

Try channeling Ai Otsuka and sing it gently.

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zunx2P

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Happpy daysOtsuka Ai23rank/position

Ai Otsuka / Happy Days (Short Ver.)

It was released in 2004 as Ai Otsuka’s fourth single.

It was used as the CM song for Morinaga’s ICE BOX and as the theme song for Nippon TV’s 24th All Japan High School Quiz Championship.

She sings using a megaphone instead of a microphone.

It’s an energetic track that makes you feel like every day could be happy.

aisu×timeOtsuka Ai × SU from RIP SLYME24rank/position

Ai Otsuka / aisu×time

This song is included on Ai Otsuka’s second best-of album, “LOVE is BEST,” and was released in 2009.

It is her first-ever collaboration track and was used in MTI’s “LunaLuna Women’s Medicine” commercial.

RIP SLYME’s SU—Ai Otsuka’s husband—features on the track, and the sexy music video is a must-see.

FREEKY (from Koichi Tsutaya)Otsuka Ai25rank/position

FREEKY (from Koichi Tsutaya)

This commercial warmly showcases how DHC’s medicated lip cream supports many people in their daily lives.

The song that further emphasizes the ad’s warmth and refreshing feel is Ai Otsuka’s “FREEKY (by Koichi Tsutaya).” As the title suggests, music producer Koichi Tsutaya handled the composition and arrangement, creating a light, breezy atmosphere.

The lyrics by Ai Otsuka are another striking element, expressing a positive message about moving forward as your true self, conveyed through both the sound and her vocals.

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kappamaki

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LUCKY☆STAROtsuka Ai26rank/position

Ai Otsuka / LUCKY☆STAR

Created as a song to color the Olympics, this track is packed with Ai Otsuka’s bright and energetic spirit.

With an upbeat, pleasant melody, the lyrics—centered on the happiness and hope found in everyday life—truly resonate.

You can feel the determination to live positively while facing challenges.

Released in July 2010, it was used as Fuji TV’s image song for the Vancouver Olympics.

Infused with Otsuka’s wish to support everyone striving toward their dreams, the piece not only boosts the athletes’ efforts but is also perfect for those moments in daily life when you need energy and courage.

Love LetterOtsuka Ai27rank/position

I tried singing Ai Otsuka's “LOVE LETTER.” by Hakana

“Love Letter” is a track included on the fifth album, Love Letter.

Although it wasn’t released as a single, it’s one of the album’s signature songs—a beautiful piece with a slow tempo and memorable piano that lingers in the heart.

SMILEYOtsuka Ai28rank/position

Ai Otsuka / SMILY (Short Ver.)

It was featured in a deodorant commercial jingle and quickly drew widespread attention.

While most of their songs were about romance, they released a cheer song.

Its honest, straightforward lyrics are uplifting and serve as a supportive anthem that makes you feel like you can overcome difficulties with a smile.