Sparks of Tomorrow: A Kyoto Animation Scene That Made a Fan Choose Their Major
京アニ『二十世紀電氣目録』メイキング動画に日本ファン「このアニメで進路決めた」

On a behind-the-scenes clip about a single invention scene, Kyoto Animation drew 39 comments from Japanese viewers of Sparks of Tomorrow (二十世紀電氣目録) — and the single most-liked reply, at 41 likes, says the scene made the commenter choose their university major.
The rest of the thread follows the same instinct: fans praising the glasswork, the brass-band score, and the transparency of watching the process itself, tracing the music straight back to Kyoto Animation's Sound! Euphonium pedigree. Not everyone agrees on the show's deliberate pace, though — a short, blunt exchange breaks out over whether the slow storytelling is a feature or a flaw.
Nobody settles it. But watching Japanese fans respond to raw craft instead of plot says plenty about what actually got them talking.
Kyoto Animation's YouTube channel didn't just post trailers for Sparks of Tomorrow (Nijusseiki Denki Mokuroku) this summer — it also uploaded a proper making-of breakdown of one specific scene from episode 3: a group of teenage inventors building a glass "electric moon" lantern together. No plot recap, no character intros, just the process, tucked in quietly between the trailer drops. Japanese viewers left 39 comments under it, and almost none of them talk about the story. They talk about the craft. That's the whole personality of this comment section, and it starts with the single most-liked reply on the page.
“This anime made me decide my university major.”
このアニメ見て、大学の進路を決めました。
Forty-one likes, zero elaboration — so naturally, people showed up in the replies demanding some.
“Engineering, I'm guessing? Rooting for you — from a former engineer.”
工学部かな?応援します(元エンジニアより)
“So what'd you pick? Tell us.”
何にしたんだい?いってみ
Nobody ever comes back with an actual answer, so the major stays a mystery forever. But the reaction makes sense once you watch the clip: it's Kyoto Animation walking through exactly how the invention sequence got storyboarded and animated — four kids in period dress arguing over how to fuse glass evenly — and this crowd isn't reacting like anime fans so much as people who remember building something themselves, for a class or a hobby or a job.
“I love this scene where they're trying to make something that doesn't exist yet in the world. It gets me — the things we take for granted only exist because someone put in the effort and the time.”
世界に無いものを作り出そうとするこの場面すき。当たり前にある物も誰かの努力と費やした時間があって生まれたものなんだなって涙腺熱くなる
That's basically the thesis statement for the whole thread: not the plot, the process.
“Making things and running experiments as a student is so fun! The music's lovely too 🎺 — and the way they show the glass changing under heat, the thickness, the transparency, the light, it's all drawn so well.”
学生の時、物づくりと実験楽しいよね! 音楽も素敵です🎺 ガラスの熱変化、厚み、透明感、光など描写も良いですね。
Right underneath it, the chips get even more specific — people singling out the exact texture of a shot, the exact bar of music, the exact effort of it all. Then there's the score, which gets its own mini-tangent, because Kyoto Animation put a full brass band under this invention montage, and a chunk of this audience already knows exactly why that choice lands. The studio built its reputation on a competitive brass-band drama, and viewers keep dragging that show into a conversation that's technically about steam-age lanterns.
“The BGM in this scene is great too! I got into Kyoto Animation through Sound! Euphonium last year, so this feels like a reward of an anime (plus Sora Amamiya's in the cast).”
このシーンにしてもBGMが凄く良くて! 去年ユーフォから京アニにハマった自分にはご褒美のようなアニメ(雨宮天さんもいるし)
“I thought the music sounded distinctive, and it turns out it's a brass band 😊 — of course it is, this is the studio behind Sound! Euphonium 😅”
音楽が独特だなーと思ったら、吹奏楽なんだね😊 やっぱユーフォの京アニだなと納得😅
Not everybody here showed up purely for the vibes, though. Scroll far enough and there's a small, blunt disagreement about pacing sitting right underneath all the appreciation — the closest thing to a fight this comment section has.
“When does this actually get good?”
いつになったらおもしろくなるの
“Personally I love how understated and slow it is, but I guess that's not for everyone…”
淡々と進んでる感じが個人的には大好物なんだけど、万人受けはしないのかな…
“It IS good, though. What's your definition of "good" anyway? Flashy? Moving? Also — did you even need to post that?”
おもろいだろ お前の面白いはなんだ? 派手か?感動か? てか書く必要ある?
“Even inside Kyoto Animation's own catalog, this is a totally different flavor from something like Sound! Euphonium, so I get why it won't land for everyone.”
京アニでもユーフォとかとは全然 テイスト違うから、合う合わないとかはあると思う
Nobody in that exchange walks it back, and honestly that's fine — a making-of video about a lantern was never going to settle whether the show itself works. What it did settle is smaller, and somehow more interesting: put Kyoto Animation's process on screen with nothing else attached, and Japanese viewers stop reviewing the anime and start reviewing the work itself. One of them just switched university majors over it, and nobody in the replies even blinked.
FAQ
- What is the overseas title of 二十世紀電氣目録-ユーレカ・エヴリカ-?
- It streams worldwide on Netflix as Sparks of Tomorrow — the same title Kyoto Animation uses on its own official YouTube trailers.
- Why did Japanese fans react so strongly to a behind-the-scenes clip instead of an episode?
- Commenters said the making-of breakdown of the episode 3 glass-lantern scene made the craft itself the story — several praised the animation process and the brass-band score, and the top comment says the scene influenced the commenter's choice of university major.
- Do Japanese commenters agree on the show's pacing?
- No — one commenter asked when the story actually picks up, and got pushback from viewers who said the deliberate, understated pace is exactly what they like about it, while admitting it won't work for everyone.
Sparks of Tomorrow: Fans Debate If Stunning Art Hides Weak Writing
“What matters isn't the animation, it's the script, structure, and direction. Even a band full of hot guys won't sell if the songs are bad.”
Read this roundupThis is one of 2 Japanese-reaction roundups for Sparks of Tomorrow. See them all →
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