Riddle Joker on Steam - User reviews, Price & Information

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For decades, superpowers and psychic abilities were thought to be mere science fiction, but the discovery of a certain particle called the "Astron" at the end of the 20th century proved to the world that these wondrous phenomena were real.

Riddle Joker is a visual novel and romance game developed by YUZUSOFT and published by NekoNyan Ltd. and HIKARI FIELD.
Released on December 18th 2020 is available only on Windows in 4 languages: English, Japanese, Simplified Chinese and Traditional Chinese.

It has received 6,239 reviews of which 6,136 were positive and 103 were negative resulting in an impressive rating of 9.5 out of 10. 😍

The game is currently priced at 33.99€ on Steam.


The Steam community has classified Riddle Joker into these genres:

Media & Screenshots

Get an in-depth look at Riddle Joker through various videos and screenshots.

System requirements

These are the minimum specifications needed to play the game. For the best experience, we recommend that you verify them.

Windows
  • OS *: Windows 7 or newer
  • Processor: CPU 1.3GHz or more
  • Memory: 2 GB RAM
  • DirectX: Version 9.0c
  • Storage: 8 GB available space

User reviews & Ratings

Explore reviews from Steam users sharing their experiences and what they love about the game.

June 2025
Though not as well - known as other Yuzusoft titles, this game doesn't fall short in production quality. It features a consistent art style and a substantial plot with twists. The story can't be fully uncovered without a perfect playthrough.
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March 2025
A decently fine BxG romance, with a lil’ Spy-Sci-Fi potential! (8.1/10) (• Played with H) I found Riddle Joker to be pretty fun. Maybe I am just in JPVN hell and in a honeymoon-phase for BxG Romcom moeges like this, but I do think it has some pretty cool moments, and I enjoyed most of my time with it. I admit, maybe it’s 20% “cool, spy, sci-fi” + 80% generic school-romcom and they could’ve done more with the setting; but when it’s good (Mayu & Ayase’s), it goes all-in on being a thrill enough to make up for it; and in those two the split might be 50-50. The length and effort shown is definitely what makes me favor this game quite a bit; though it can feel like a slog at times. On top of having some personal bias for imouto charas and her route (Nanami) being surprisingly sweet along with Mayu’s; I really love the LIs. Ayase can be cute with her Tsun antics, but some of the banter gets a bit tiring. My personal favorite ended up being Mayu despite initially finding her character type to be the least interesting. I think because it has a little bit of everything done well without any noticeable downsides, and the relationship progression pace felt highly natural and believable. That said, there’s still a lack of consistency in some ways. The lovely cast feels underutilized in some routes (Hazuki’s, Ayase’s); other LIs + Kyouhei (being the “friend group for the fair”) feel like they barely appear at all once you pick these 2; and should’ve been there more to talk. But this isn’t as bad when you play Nanami or Mayu; there’s some reasonably fun banter among the cast in ‘em at least. MC’s personality flipflops between being annoyingly rude (esp. to Hazuki for teasing convos, and to a lesser extent w/ Ayase) & sometimes pretty okay at being an honest, fine lover. I can still feel there’s a lack of character consistency here sometimes across routes, e.g. how the girls react on not being picked, too. I do also feel the MC is quite over-pervy in monologue sometimes ; and the fanservice in the common route feels a bit much (in their efforts to ”equally show each LI” in suggestive situations), but for the target audience of cishet dudes it’s a non-issue. I just wouldn’t recommend this for the girls, and out of my ~5 BxG romcoms played, Nekopara or Otome Domain almost works better as a general recommendation over this. This is my first Yuzusoft title, and I believe it if people say this is their weakest. It’s generally fine, but the level of inconsistency between route qualities, lack of some art potential, and just general pacing vibes all serve as cracks to an otherwise good concept. Information: (•) 100% Route Order rec; Hazuki -> Chisaki -> Nanami -> Mayu -> Ayase. This is almost “least-plot relevant to most”, but Chisaki’s literally can’t be done 1st and is just a mini-sideroute. The first 3 can be shuffled a bit, personally I did swap Nanami to be my 2nd instead to give myself a boost from the boredom that would be Hazu -> Chisa, but if you want to work your way up from meh to good; this order coincidentally almost fits that metric too. Arguably, Hazuki & Chisaki’s route felt the most like mindless fluff (that you might want to skip them) at times; but I’ll elaborate later(💬; More details in Comments!). If you will only play 1 or 2 routes, Mayu & Ayase is fine; generally play them last due to the bit & “plot” reveals. Some of the dialogue in Mayu’s follows up nicely as a set-up to Ayase’s imo, like what Aya says, MC’s dad, and the “solution”. (•)Playtime: 47h22m52s; 8h38m58s (18.25%) of which are H scenes. The 47h includes 9h3m as my first read through common route, + 4h2m of Chisaki’s sideroute + all 4 main LI routes, but not including After-story extras (💬). After-stories are generally 2 little story scenes for each; total of 2 story ~1h30m runtime per 4 LI, ~1h of it H scenes. Except Chisaki gets less. (•) Full VA. (•) Multiple Route . (+) Pros & General Ratings (/10): (+)Writing: 7.5. Passably fun in general. Nothing that puts it above my expectations, but it could be worse. I enjoyed reading through it when I was in the moment. (+)Art: 8.7. I really like the style on this. The sprite expression changes are really numerous and feel quite animated for what’s technically static; sometimes it’s even hard to screenshot them and not catching faded eyes. The CGs are all pretty cute and lovely. And of course the H stuff are good too; tho I think they generally could’ve used more variants / use art cut-ins , to properly depict kissing & gropes that’s in the lines since some angles don’t allow for easy variants on this. There’s a good saliva string on some Nanami & Mayu’s stuff, but others missed the potential to utilize the same. (+)Cast (LIs): 8. They are all pretty lovely and distinct, if not trope-y. I do think some of the personal complexes (Mayu on her ‘loss of youth’ but only being a 2 year older nee-san; Hazuki being a closet pervert) can be pretty tiring at times, but for the most part I enjoyed these bits and even sometimes wished they played a bit more into it. Especially the latter. As love interests themselves I find them all very cute. Again, maybe it’s recency bias but I pretty much love whoever’s route I’m in when I’m doing it. Other supporting Charas like MC’s dad, Kyouhei, and the Principal also have some good moments. Music + VA are a solid 8. Not much to say. Some banger tracks are in here. (+)Good technical capabilities. Maybe this is now standard in modern VNs, but this is the first time I see a VN has UI indicator of when a voice line ends with the (optional?) indicator progress bar. It’s lovely and I find it useful. Also very robust key configurations; you can set mouse holds (right click+cardinal directions swipe) to be shortcuts on certain things. So I can easily toggle auto-mode and go back one line by putting these functions to left and right swipes. There’s a lot of other things I didn’t test, but it seems the most robust yet among all I’ve played. (-) Cons: (-) MC is a bit much at times. Yes, the teasing and the pervy descriptions of the girl’s boobs can be fun to read, I am a gooner too like most, but there comes a point where I actually go “ come on, really? ”. Some just feel out of place or unnecessary during the chill slice of life moments. And again regarding teasing, it’s fun at first, but for Hazuki and Ayase there comes a point where I wished he toned it down, because too much of it without proper progression into “ sincere moments of love ” can ruin pacing. It kind of did, honestly. (-) Slightly lacking art potential. I wish we got more art cut-ins. Easy example are to depict Astral Abilities. like (minor) when MC gets shot and chased with water shots. The promotional material like the Opening video depict Astral Abilities pretty nicely, and the game’s title screen likes to show Hazuki with her Umbrella being her comfort item. But in the actual game these barely get shown visually, and instead just described via lines. Would also be nice to have more normal CGs with the girls once in a relationship with them by +1 or 2. The best you can get out of Hazuki actually holding an umbrella is in one comedy scene with deformed chibis. (-) Hazuki’s route almost feels like an afterthought. At this point I might be a hater. I do find her cute, but the more I think about her being the ‘weakest’ the more I end up noticing flaws. The themes in her route are VERY GOOD as a core concept, regarding ideals vs. personal love, idolization of someone and the disappointment upon discovering their lies . But in execution it just kinda falls flat. I could believe it if they ran out of funds, dev time, or a mix of both and hers was written last 💬. Overall, still a fun time I can recommend!
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Oct. 2024
Riddle Joker is probably the weakest of the Yuzusoft titles I've played, but it's still pretty good. Top notch interface, lots of save slots, and a flowchart makes getting around easy. Overall it's worth playing if you like Yuzusoft games. It'll take you about 45-50 hours if you are a completionist. The common route is good, and the individual routes vary in quality. There's 5 girl routes, and one "all alone" ending. The MC is decent, and the premise of Astrals and their effect on society is an interesting one. Recommended route order from least fave to best girl: Hazuki- Just ok, she's too meek for my tastes. Chisaki- Ok for a bonus route Nanami- It was a better route than I expected Mayu- Plot relevant, and I really liked her character, just over the top with the clingy girl trope Ayase- Plot relevant, and a really good route Ayase is the best girl, and if you only want to play one route, hers is the one to choose. Mayu's route gets into the lore as well. There's short "after" stories for a bit more playtime. 18+ patch is available, nothing special. What the heck is a "Riddle Joker" anyway? Title makes no sense even after finishing the game.
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Aug. 2024
This game is top quality comfort food of anime romcom. It may not offer a story that changes your perspective or deep worldbuilding, but what it does offer is bright and colourful art, charming dialogue, and above all cute anime girls. And sometimes that's all you need. If you're looking for something to wind down to after a long day then I would recommend this title.
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June 2024
good game with an interesting premise in my opinion made me giggle like a highschool girl in my bed more times than i would like to admit
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Frequently Asked Questions

Riddle Joker is currently priced at 33.99€ on Steam.

Riddle Joker is currently not on sale. You can purchase it for 33.99€ on Steam.

Riddle Joker received 6,136 positive votes out of a total of 6,239 achieving an impressive rating of 9.49.
😍

Riddle Joker was developed by YUZUSOFT and published by NekoNyan Ltd. and HIKARI FIELD.

Riddle Joker is playable and fully supported on Windows.

Riddle Joker is not playable on MacOS.

Riddle Joker is not playable on Linux.

Riddle Joker is a single-player game.

Riddle Joker does not currently offer any DLC.

Riddle Joker does not support mods via Steam Workshop.

Riddle Joker supports Remote Play on Phone and Remote Play on Tablet. Discover more about Steam Remote Play.

Riddle Joker is enabled for Steam Family Sharing. This means you can share the game with authorized users from your Steam Library, allowing them to play it on their own accounts. For more details on how the feature works, you can read the original Steam Family Sharing announcement or visit the Steam Family Sharing user guide and FAQ page.

You can find solutions or submit a support ticket by visiting the Steam Support page for Riddle Joker.

Data sources

The information presented on this page is sourced from reliable APIs to ensure accuracy and relevance. We utilize the Steam API to gather data on game details, including titles, descriptions, prices, and user reviews. This allows us to provide you with the most up-to-date information directly from the Steam platform.

Additionally, we incorporate data from the SteamSpy API, which offers insights into game sales and player statistics. This helps us present a comprehensive view of each game's popularity and performance within the gaming community.

Last Updates
Steam data 04 June 2025 12:14
SteamSpy data 08 June 2025 11:49
Steam price 15 June 2025 12:24
Steam reviews 14 June 2025 14:05

If you'd like to dive deeper into the details about Riddle Joker, we invite you to check out a few dedicated websites that offer extensive information and insights. These platforms provide valuable data, analysis, and user-generated reports to enhance your understanding of the game and its performance.

  • SteamDB - A comprehensive database of everything on Steam about Riddle Joker
  • SteamCharts - Analysis of Riddle Joker concurrent players on Steam
  • ProtonDB - Crowdsourced reports on Linux and Steam Deck Riddle Joker compatibility
Riddle Joker
9.5
6,136
103
Game modes
Features
Online players
39
Developer
YUZUSOFT
Publisher
NekoNyan Ltd., HIKARI FIELD
Release 18 Dec 2020
Platforms
Remote Play