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[Nostalgic] Classic and Popular Anime Songs Recommended for People in Their 30s

Do you have any anime you used to watch all the time? I think many people had anime close to their daily lives—like tossing down your school bag the moment you got home and waiting in front of the TV, or getting excited talking about shows with friends.

Just those 30 minutes could whisk us away to a world of dreams.

As adults, we sometimes suddenly remember, “Oh yeah, I used to watch that back then,” or find ourselves humming the theme song without thinking—there are many ways we look back.

In this article, we’ll introduce a collection of nostalgic works for people in their 30s, focusing mainly on anime songs from the 1990s to the 2010s.

Be sure to read to the end!

[Nostalgic] Classic and Popular Anime Songs Recommended for People in Their 30s (21–30)

Good morning.Keno

Keno -Ohayou- [MUSIC VIDEO]
Good morning, Keno.

It’s a very famous song as the theme for HUNTER×HUNTER.

It was released in 2000 as a single by Keno.

HIRO’s gentle vocals feel so nostalgic, and many people surely remember them.

The hugely popular HUNTER×HUNTER, which was even rebroadcast, is a work that also brings back the adventurous spirit and courage of our younger days, when we lived brightly and full of hope.

INVOKE -Invoke-T.M.Revolution

T.M.Revolution 'INVOKE' (TV anime Mobile Suit Gundam SEED opening theme song)
INVOKE - Invoke - T.M.Revolution

It became a massive hit, selling over 200,000 copies as the theme song for Gundam SEED.

With a Eurobeat-inspired style characteristic of Daisuke Asakura, its intense arrangement really sticks in your ears.

It’s a guaranteed crowd-pleaser at his live shows.

The sound feels timeless no matter when you listen to it—truly impressive.

Cooking MarchYUKA

Kiteretsu Daihyakka is a work by Fujiko F.

Fujio, and its anime adaptation differs greatly from the original.

Various songs were used as opening themes, but the most famous is probably Oryōri Kōshinkyoku, sung by YUKA.

It was later covered by Fumiko Orikasa and the band Tokyo Karankoron.

Give a ReasonMegumi Hayashibara

A song performed by Megumi Hayashibara, who has voiced numerous anime characters such as Ai Haibara in Detective Conan and Rei Ayanami in Neon Genesis Evangelion.

Chosen as the opening theme for the anime Slayers NEXT, it’s one of her signature tracks.

Hayashibara’s singing, like her voice acting that can handle anything from cool roles to slightly playful ones, delivers a finish that reveals a fresh kind of charm.

Ready Go!Naomi Tamura

Pokémon OP5 'Ready Go!' Naomi Tamura
Ready Go! Naomi Tamura

This is the opening theme that marked the finale of the original series of the anime Pokémon.

Naomi Tamura’s energetic vocals instantly heighten the sense of anticipation for the grand adventure to come.

You can almost see a hopeful scene of racing across the sunlit earth and heading beyond the rainbow.

It conveys the protagonist’s pure excitement as they step toward new encounters and unseen worlds.

Released as a single in March 2002, the song was used in the anime from Episode 239 through the final episode.

It’s a track that gives you a powerful push when you want to start a new challenge or take that last step toward your dream.

Truly a perfect send-off song for setting out on a journey.

A Night for OnePorno Graffitti

PORNOGRAPHTTI 'Hitori no Yoru (Short ver.)' / PORNOGRAFFITTI 'Hitori no Yoru (Short Ver.)'
Hitorino Yoru Porno Graffitti

The opening theme of the anime version of GTO, which was also adapted into a drama starring Takashi Sorimachi and EXILE’s AKIRA.

This was Porno Graffitti’s first song tied to an anime.

Starting with this track, NAOTO, the indispensable violinist for Porno Graffitti, joined in.

It’s a perfect fit for GTO, with that cool and slightly sexy vibe characteristic of Porno.

deep forestDo As Infinity

Do As Infinity / Deep Forest (Fukai Mori)
Deep Forest (Do As Infinity)

From the opening guitar, this song draws you into its world.

It was used as the ending theme for the anime Inuyasha and is counted among the band’s signature songs.

The husky vocals match the soaring chorus, evoking a sense of sorrow yet conveying strength.