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Aimer Popular Song Rankings [2026]
Aimer captivates listeners with her deep singing voice and unique worldview.
Once you listen, you’re irresistibly drawn in—there’s a strength within the vulnerability, that’s the feeling you get.
Here, we’ll introduce some of Aimer’s most popular songs in a ranked list.
Aimer Popular Song Rankings [2026] (1–10)
Unrequited loveAimer1rank/position
A popular choice for vocal training is Aimer’s “Kataomoi.” Its conversational delivery and Aimer’s vocal vibe are especially popular among students.
The song itself features a simple, guitar-centered band sound, so rhythm is very important.
If you sing while exaggerating the beat with your hands or clapping along, mastering the rhythm will make it much easier to sing.
Also, breath points and where to add accents are important.
When you sing while keeping time with your hands and your timing locks in, you’ll likely find your voice comes out more easily—use that feel to check where you should place the accents.
lovesicknessAimer2rank/position
Singer Aimer, who weaves stories with her distinctive husky voice.
This song is a breezy number that sings of a faint budding love over a lively guitar sound.
It offers a different flavor from her usual weighty, dramatic ballads—an appealing, down-to-earth familiarity.
Included on the album “Sun Dance,” released in April 2019, it also garnered attention as the theme song for AbemaTV’s dating reality show “She’s a Snowflake and the Wolf Boy Won’t Be Fooled ❤.” Its worldview feels like a continuation of the classic “Kataomoi,” making it a perfect match for the sweet-and-sour spirit of Valentine’s Day.
Listen while prepping chocolates, and your heart is sure to flutter even more!
Zankyo SankaAimer3rank/position
When it comes to anime songs that are indispensable for livening up a karaoke session, this track is the one! Its theme—depicting a powerful will to overcome past struggles and carve out one’s own path—sets listeners’ hearts ablaze.
The brilliant sound of brass instruments and the overwhelming expressiveness of singer Aimer, known for her distinctive husky voice, are also highlights.
This song was included on a double A-side single released in January 2022, and was used as the opening theme for the TV anime Demon Slayer: Kimetsu no Yaiba – Entertainment District Arc.
A massive hit that topped the charts for nine consecutive weeks, it delivers a sound that perfectly matches the world of the series.
With its driving performance and momentum, it’s an uplifting tune you’ll want to belt out with friends at karaoke.
On nights when I’m too lonely to sleepAimer4rank/position
JUJU’s 22nd single, released in October 2012.
Although it was produced in 2006, its release was decided about seven years later when it was chosen as the theme song for the film “Tsunagu.” JUJU herself calls this “a precious song I’ve cherished for a long time.” It is a poignant yet moving track that portrays unwavering love.
Even if meeting again in this world is not possible, hearts remain connected—this is a song that helps you reaffirm the bond with a loved one from whom you’ve been separated.
Song of FlowersAimer5rank/position
Hana no Uta, included on the single ONE / Hana no Uta / Rokutousei no Yoru Magic Blue ver.
released on October 11, 2017, was produced as the theme song for the theatrical anime film Fate/stay night [Heaven’s Feel] I.
presage flower.
The song is characterized by an emotionally rich message that blends love and anguish, wistfully recalling days of past happiness.
It portrays a bittersweet longing for a loved one and a strong resolve to protect them.
Aimer’s powerful vocals and the melody are deeply intertwined with the film’s worldview, making it a track that continues to move many listeners.
It prompts us to reconsider what love is and what we ourselves should cherish.
bow knotAimer6rank/position
It’s a moving ballad that expresses the shape of love created by two people, shown through the gesture of making a loop with one hand and tying it with the other.
Aimer’s husky vocals and the lyrics crafted by Yojiro Noda of RADWIMPS really sink into your heart.
Released as a single in August 2016, it’s one of her signature songs and is also included on the masterpiece album “daydream.” Many will recognize it as the theme song for NTV’s “Sukkiri!!” Rather than being bound by fate alone, its message of choosing to tie your relationship by your own will is especially resonant for Gen Z couples.
With its gentle, subdued tone, it’s perfect for reading a letter to your parents or for the exit scene—sure to wrap the entire venue in a warm atmosphere.
Black BirdAimer7rank/position
This is a song by Aimer that overlays feelings of envy and a longing to be loved onto the image of a single black bird.
Released as a single in September 2018, it was later included on the acclaimed album “Penny Rain.” It was also chosen as the theme song for the live-action film “KASANE -Beauty and Fate-,” starring Tao Tsuchiya and Kyoko Yoshine in dual leads, capturing a mysterious and weighty atmosphere.
The way it gives voice to darker emotions like inferiority and impatience through a dramatic blend of strings and band sound is truly breathtaking.
It’s the kind of song that will surely stay close to your complicated heart on nights when you want to confront your own weaknesses and jealousy.
Ref:rainAimer8rank/position
This is a song whose delicate piano tones and Aimer’s enveloping voice sink deep into the heart.
Released in 2018, it captured many listeners as the ending theme of the TV anime “After the Rain.” It quietly sings of feelings that don’t reach their destination and unrequited love, naturally resonating with anyone who has loved someone but couldn’t be honest about it.
Especially in difficult times, let yourself be cradled by the warmth of this song.
If I Hadn’t Met You ~Summer Snow Winter Flower~Aimer9rank/position
This is a song by Aimer that portrays a heartrending farewell and a wish for reconciliation.
Released in August 2012, it was used as the ending theme for Fuji TV’s Noitamina anime “Natsuyuki Rendezvous.” Like snow falling in midsummer or flowers blooming in midwinter, it expresses the beauty and fragility of encounters between things that should never naturally meet.
With lyrics rich in storytelling that center on a forbidden love, and Aimer’s powerful vocals that resonate deeply, this track is perfect for anyone who has experienced a painful parting or longs for another chance.
As you listen, you might just find the courage to go and see that person once more.
StarRingChildAimer10rank/position
It’s a beautiful piece you’ll want to listen to over and over, and hearing it will give you strength.
It’s a refreshing, hugely popular song that you’ll want to play when you’re working hard at something.
I imagine many people find their hearts healed just by listening to it.