Introducing the ranking of popular songs by eill, a former member of Plusonica

Breathe hereeill21rank/position

eill | Breathe Here (Official Music Video)

“Breathe Here,” used as the ending theme song for Tokyo Revengers.

The groove unique to eill—who crafts stylish tracks rooted in R&B and K-pop—feels both cool and comfortable.

There’s a slightly alluring, mature mood seeping through.

A self-professed anime fan, eill wrote the song from the perspective of the story’s heroine, Hinata Tachibana, and it intricately intertwines with the time-leap plot of the original work.

It’s sure to resonate not only with those in love right now, but also with anyone who can’t forget someone from their past.

Its single-minded devotion hits you straight in the heart.

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KEI

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Pre-romanceeill22rank/position

eill | Pre-romance (Official Lyric Video)

This song portrays a bittersweet love.

With clear, translucent vocals, the lyrics carry a wish to cherish a world meant just for two.

The gentle, questioning line—“Is it okay if I stay by your side?”—is sure to warm listeners’ hearts.

Released in August 2022, it was also featured as an insert song in the animated film The Tunnel to Summer, the Exit of Goodbyes.

Brimming with eill’s sensibility, this piece highlights the preciousness of time spent together.

It’s a perfect track not only for those troubled by love, but also for anyone who wants to reflect on their relationship with someone special.

one side; one of a paireill23rank/position

eill | Katappo (Official Music Video)

Kataho portrays the heart-wrenching feeling of thinking about an ex-lover.

Released in 2020 by singer-songwriter eill, who has been active since the late 2010s, the song features a clear, shimmering melody infused with beautiful strings and synth tones.

Even after the breakup, many will relate to the way memories of days spent with a loved one keep resurfacing.

It’s a song that powerfully conveys heartrending, overwhelming emotions—an expansive ballad that gently accompanies the anxiety and loneliness of heartbreak.

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mutō

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EKO EKOm-flo loves ZICO,eill24rank/position

m-flo loves ZICO,eill / “EKO EKO” Official Music Video

A stylish number by m-flo, defined by its refined, near-futuristic sound.

This work is a collaboration welcoming ZICO—producer and rapper active in Korea’s hip-hop scene—and eill, a singer-songwriter known for her R&B, as “loves” guests.

Transcending borders and genres, the trio’s distinct personalities intertwine exquisitely to create a high-sense groove.

The recurring, mysterious motif feels like an expression of “resonance” that spans generations.

Released in June 2025, m-flo’s 25th anniversary year, it also drew major attention for the electrifying session showcased in Episode 558 of the YouTube channel THE FIRST TAKE.

Its cityscape-ready sound is sure to enrich your alone time—and it’s a perfect companion for a night drive.

tell me tell mem-flo♡Sik-K & eill & Mukai Taichi25rank/position

m-flo♡Sik-K & eill & Taichi Mukai / tell me tell me Music Video

This track marks the beginning of m-flo’s renewed “loves” project, adorned with compelling rap, a catchy hook, and a dazzling mic relay.

Released in March 2020, it features Korean powerhouse rapper Sik-K along with Japan’s R&B standouts eill and Taichi Mukai.

The lyrics, which set the push-and-pull of a frustrating romance to a breezy pop tune, leave a strong impression.

It also signals the project’s first restart in about 12 years, following m-flo’s many collaborations with various artists.

In the collaborative music video with the global lollipop brand Chupa Chups, the colorful visuals and the dancers’ uniquely expressive performances are highlights.

It’s a perfect song for anyone nursing a bittersweet crush or for music fans who want to experience a new side of m-flo.