Sparks of Tomorrow (2026) Episode Guide
Also known as: 20th Century Electricity Catalog · 二十世紀電氣目録-ユーレカ・エヴリカ-
Characters
Main cast
Meet the principal characters in Nijusseiki Denki Mokuroku: Eureka Evrika, with sourced portraits and voice-actor credits.
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Kihachi Sakamoto JP · Yuuma Uchida -
Inako Momokawa JP · Sora Amamiya -
Yousuke Mizoe JP · Kouki Uchiyama -
Kengo Kuga JP · Shunsuke Takeuchi -
Noriko Momokawa JP · Minako Kotobuki -
Seiroku Sakamoto JP · Daisuke Ono -
Suzu Harashima JP · You Taichi -
Kate Ookura JP · Natsumi Kawaida
13 sourced episode entries are available for progress tracking. Classification labels will appear only after editorial review.
Episode tracker
Nijusseiki Denki Mokuroku: Eureka Evrika episode list
Check off episodes as you watch. Progress is saved in this browser and syncs across devices when you sign in. No filler or canon claims are shown without a reviewed guide.
Episode progress
Track every available episode. No filler or canon labels are shown until a reviewed guide exists.
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| Episode | Title | Air date | Watched |
|---|---|---|---|
| 1 | The Electric Boy | 5 Jul 2026, 5 July 2026 | |
| 2 | The Mysteries of the Catalog | 12 Jul 2026, 12 July 2026 | |
| 3 | Their Dream | 19 Jul 2026, 19 July 2026 | |
| 4 | The Steadfast Girl | 26 Jul 2026, 26 July 2026 | |
| 5 | Proof of Love | 2 Aug 2026, 2 August 2026 | |
| 6 | The Sound of Innovation | 9 Aug 2026, 9 August 2026 | |
| 7 | Elopement | 16 Aug 2026, 16 August 2026 | |
| 8 | His Brother's Footsteps | 23 Aug 2026, 23 August 2026 | |
| 9 | Time to Part | 30 Aug 2026, 30 August 2026 | |
| 10 | Engagement Trouble | 6 Sep 2026, 6 September 2026 | |
| 11 | The Enticing Circuit | 13 Sep 2026, 13 September 2026 | |
| 12 | Electric Brain | 20 Sep 2026, 20 September 2026 | |
| 13 | To the Future We Desire | 27 Sep 2026, 27 September 2026 |