Choose 9-nine-:Episode 1
Choose 9-nine-:Episode 1 if you want a Simulation experience. On Steam, it's currently about 33% cheaper on the Steam Store. 9-nine-:Episode 1 launched in 2019.
9-nine-:Episode 1 vs KAGITORI -BIRD IN THE CAGE HIDING THE KEY-
9-nine-:Episode 1 and KAGITORI -BIRD IN THE CAGE HIDING THE KEY- both land in Casual 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 are Casual games on Steam. 9-nine-:Episode 1 (2019) is 4 years older than KAGITORI -BIRD IN THE CAGE HIDING THE KEY- (2023). 9-nine-:Episode 1 is currently ~33% cheaper on Steam than KAGITORI -BIRD IN THE CAGE HIDING THE KEY- (19.99 USD vs. 29.99 USD). 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 KAGITORI -BIRD IN THE CAGE HIDING THE KEY-
Choose KAGITORI -BIRD IN THE CAGE HIDING THE KEY- if it's the newer release (2023) and ships with the modern feature baseline. KAGITORI -BIRD IN THE CAGE HIDING THE KEY- launched in 2023.
Both 9-nine-:Episode 1 and KAGITORI -BIRD IN THE CAGE HIDING THE KEY- sit in Casual 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
 9-nine-:Episode 1 |  KAGITORI -BIRD IN THE CAGE HIDING THE KEY- | |
|---|---|---|
| Released | 2019 | 2023 |
| Genres | Simulation, Casual | Casual |
| Platforms | Windows | Windows |
| Steam Deck | Deck Playable | Unrated |
| Price | 19.99 USD | 29.99 USD |
| Steam reviews | 93.5% positive (216 reviews) | 1 reviews |
| Multiplayer | Single-player only | Single-player only |
| Developers | PALETTE | Cabbit, Inter De Pendence |
Side by side
- Both are Casual games on Steam.
- 9-nine-:Episode 1 (2019) is 4 years older than KAGITORI -BIRD IN THE CAGE HIDING THE KEY- (2023).
- 9-nine-:Episode 1 is currently ~33% cheaper on Steam than KAGITORI -BIRD IN THE CAGE HIDING THE KEY- (19.99 USD vs. 29.99 USD).
- 9-nine-:Episode 1 is Deck Playable on Steam Deck; KAGITORI -BIRD IN THE CAGE HIDING THE KEY- has no Deck rating yet.
9-nine-:Episode 1 vs KAGITORI -BIRD IN THE CAGE HIDING THE KEY- — FAQ
- Should I play 9-nine-:Episode 1 or KAGITORI -BIRD IN THE CAGE HIDING THE KEY- first?
- If you want chronology, 9-nine-:Episode 1 (2019) came out before KAGITORI -BIRD IN THE CAGE HIDING THE KEY- (2023). 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 9-nine-:Episode 1 and KAGITORI -BIRD IN THE CAGE HIDING THE KEY- similar?
- They overlap on Casual 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.
- Does 9-nine-:Episode 1 run on Steam Deck?
- Yes — 9-nine-:Episode 1 is rated Deck Playable by Valve. KAGITORI -BIRD IN THE CAGE HIDING THE KEY- doesn't have a Deck rating yet, so its Deck behaviour is currently unverified.