Choose Touhou Kanjuden ~ Legacy of Lunatic Kingdom.
Choose Touhou Kanjuden ~ Legacy of Lunatic Kingdom. if it carries the stronger Steam consensus at 99.3% positive across 423 reviews.
Touhou Kanjuden ~ Legacy of Lunatic Kingdom. vs Touhou Seirensen ~ Undefined Fantastic Object.
Touhou Kanjuden ~ Legacy of Lunatic Kingdom. and Touhou Seirensen ~ Undefined Fantastic Object. both land in Action, Indie on Steam, which is why they keep getting compared. The comparison below is built from each game's Steam metadata — release year, genres, categories, Steam Deck status, price, and review score — refreshed daily by imho.run's scraper. Headline differences: Both share Action, Indie on Steam. Touhou Kanjuden ~ Legacy of Lunatic Kingdom. (2019) is 1 year older than Touhou Seirensen ~ Undefined Fantastic Object. (2020). Touhou Kanjuden ~ Legacy of Lunatic Kingdom. scores higher on Steam reviews (99.3% positive) than Touhou Seirensen ~ Undefined Fantastic Object. (94.4% positive). No login or purchase needed — scroll for the full table, the verdict FAQ, and links to ranked similar games for both titles.
Which should you pick?
Choose Touhou Seirensen ~ Undefined Fantastic Object.
Choose Touhou Seirensen ~ Undefined Fantastic Object. if it matches what drew you to this matchup. Touhou Seirensen ~ Undefined Fantastic Object. launched in 2020.
Both Touhou Kanjuden ~ Legacy of Lunatic Kingdom. and Touhou Seirensen ~ Undefined Fantastic Object. sit in Action and Indie on Steam, so either pick lands in the same broad neighborhood. Use the side-by-side table for the feature view, or follow the "Games like" links below to see ranked alternatives for either title.
Side-by-side comparison
 Touhou Kanjuden ~ Legacy of Lunatic Kingdom. |  Touhou Seirensen ~ Undefined Fantastic Object. | |
|---|---|---|
| Released | 2019 | 2020 |
| Genres | Action, Indie | Action, Indie |
| Platforms | Windows | Windows |
| Steam Deck | Deck Playable | Deck Playable |
| Price | 14.99 USD | 14.99 USD |
| Steam reviews | 99.3% positive (423 reviews) | 94.4% positive (144 reviews) |
| Multiplayer | Single-player only | Single-player only |
| Developers | 上海アリス幻樂団 | 上海アリス幻樂団 |
Side by side
- Both share Action, Indie on Steam.
- Touhou Kanjuden ~ Legacy of Lunatic Kingdom. (2019) is 1 year older than Touhou Seirensen ~ Undefined Fantastic Object. (2020).
- Touhou Kanjuden ~ Legacy of Lunatic Kingdom. scores higher on Steam reviews (99.3% positive) than Touhou Seirensen ~ Undefined Fantastic Object. (94.4% positive).
- Touhou Seirensen ~ Undefined Fantastic Object. is currently ~0% cheaper on Steam than Touhou Kanjuden ~ Legacy of Lunatic Kingdom. (14.99 USD vs. 14.99 USD).
- Both are Deck Playable.
Touhou Kanjuden ~ Legacy of Lunatic Kingdom. vs Touhou Seirensen ~ Undefined Fantastic Object. — FAQ
- Which is better, Touhou Kanjuden ~ Legacy of Lunatic Kingdom. or Touhou Seirensen ~ Undefined Fantastic Object.?
- On Steam reviews Touhou Kanjuden ~ Legacy of Lunatic Kingdom. scores higher (99.3% positive) than Touhou Seirensen ~ Undefined Fantastic Object. (94.4% positive). Both have enough reviews to trust the signal, so for players using reviews alone, Touhou Kanjuden ~ Legacy of Lunatic Kingdom. is the safer pick. Genre fit still matters — check the side-by-side table for the categories each game lands in.
- Should I play Touhou Kanjuden ~ Legacy of Lunatic Kingdom. or Touhou Seirensen ~ Undefined Fantastic Object. first?
- If you want chronology, Touhou Kanjuden ~ Legacy of Lunatic Kingdom. (2019) came out before Touhou Seirensen ~ Undefined Fantastic Object. (2020). If neither is a sequel to the other, order doesn't really matter — start with whichever fits your current mood, since both share enough on Steam to make either a reasonable opener.
- Are Touhou Kanjuden ~ Legacy of Lunatic Kingdom. and Touhou Seirensen ~ Undefined Fantastic Object. similar?
- They overlap on Action, Indie on Steam, so the catalogue groups them together — but "similar" depends on the specific mechanics. Use the genre + category rows above to decide whether the overlap matches what drew you to the one you've already played.