[2026] Recommended Anisongs for Middle Schoolers: Theme Songs and Insert Songs from Popular Anime

UmitsukiClariS

ClariS 'Umitsuki' Music Video [TV Anime 'Rent-A-Girlfriend' Season 4 Opening Theme]

This dreamy song likens the unique wistfulness and fragility of summer to a moon floating over the sea and drifting jellyfish.

Chosen as the opening theme for Season 4 of the TV anime “Rent-A-Girlfriend,” it will be released as a single in August 2025.

The lyrics were written after the members repeatedly read the original manga, crafting them to closely reflect the protagonist’s wavering feelings of love.

The frustration of not being able to be honest about your emotions and the aching longing for someone you care about perfectly mirror Kazuya Kinoshita’s state of mind.

If you’re struggling with your feelings for someone you like, listening to this track will surely give you the courage to face your own heart.

snowdropConton Candy

snowdrop

Set to a fast-paced, exhilarating rock sound, this Conton Candy track gives voice to the complex emotions unique to adolescence.

Written as the opening theme for the TV anime Rascal Does Not Dream of a Santa Claus, it builds on the keyword “Adolescence Syndrome” to vividly portray the protagonists’ wavering hearts.

It’s a song of encouragement that pushes you forward—struggling through imperfect realities yet still trying to face ahead.

Perfect for immersing yourself in the anime’s world, and just right for the moments you need courage.

Osomatsu-san’s Bonbashé!DA PUMP

[MV] Osomatsu-san no Bonbashé! / DA PUMP [TV Anime “Osomatsu-san” Season 4 Opening Theme]

An irresistibly upbeat party tune arranged in a disco sound reminiscent of the ’80s and ’90s, based on an overseas song! This track was selected as the opening theme for the fourth season of the TV anime Osomatsu-san.

It’s included on the album BACK 2 DA UNITY, released in July 2025.

The comical lyrics, infused with a Showa-era vibe, perfectly match the anime’s world.

When you just want to have fun without thinking about anything, give it a listen—your everyday worries are sure to melt away!

HelloFurui Riho

Hello

Furui Riho’s songs embrace the sparkle and uncertainty of those moments—dreaming of reunions with friends, feeling your heart leap as you take a step toward the future.

Written as the opening theme for the TV anime “CITY THE ANIMATION,” this pop track’s lively, dramatic sound and shimmering, warm vocals align perfectly with the show’s blissful worldview.

Listen to it when you’re stepping into a new environment or when you want to reaffirm your bonds with friends, and your heart is sure to feel lighter.

SUPERNOVAKANA-BOON

KANA-BOON “SUPERNOVA” Music Video [Anime “Dr. STONE SCIENCE FUTURE” Final Season Cour 2 Opening Theme]

A solid, aggressive rock number by KANA-BOON.

This track has been chosen as the opening theme for the TV anime “Dr.

STONE SCIENCE FUTURE.” Brimming with a sense of speed befitting a story about forging the future through the power of science, it powerfully sings of an indomitable spirit—“wielding imagination as a weapon and repeating infinite trial and error”—which mirrors the protagonists’ very challenges.

It will stir your heart as you face your own battles and give you the courage to take that next step.

End of DaysReoNa

ReoNa “End of Days” Official Music Video – TV Anime ‘Arknights: Rise from Ember’ Opening Theme

This is a soul-stirring track that seeks light from within despair.

Showcasing the true essence of ReoNa, known as a “despair-style anisong singer,” the song sets anguished cries and prayers of resistance in an apocalyptic world against a weighty symphonic rock soundscape.

Created as the opening theme for the TV anime “Arknights: Rise from Ember,” it will be released as her 11th single in August 2025.

The lyrics paint the image of a protagonist who strives to protect what’s precious, even as everything seems fated to end.

When you need courage to face adversity or want to immerse yourself in a grand narrative, ReoNa’s voice may resonate deeply with your heart.

OVERNIGHTTHE ORAL CIGARETTES

THE ORAL CIGARETTES “OVERNIGHT” Music Video (TV anime “Togen Anki” opening theme)

This is a song by THE ORAL CIGARETTES whose dynamic rock sound stirs a heart that’s come to a standstill! Released in July 2025, it was also chosen as the opening theme for the TV anime “Togen Anki.” The track is packed to the brim with the protagonist’s inner turmoil and resolve.

You can almost hear vocalist Takuya Yamanaka shouting, “Don’t end your life with nothing but regrets!” When you want to change yourself but can’t quite take that final step, this song is sure to give you a push forward.