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DEATH NOTE Killer Within

DEATH NOTE Killer Within

DEATH NOTE Killer Within is an online social deduction game for up to 10 players. Players will be split into two teams with different objectives. To win the game, players will need to figure out each other’s identities and either eliminate L who threatens Kira's power or seize the Death Note.

Released Nov 5, 2024 Developer Grounding Inc. Publisher Bandai Namco Entertainment Inc. Platforms Windows StrategyCasualSocial DeductionWord GameMultiplayer
View on Steam ↗ $9.99 (US · as of 2026-07-26)

What players say

Steam review score and the most-helpful voices, which may include critical ones. Data as of 2026-05-20.

87.7%positive2,048 reviews
Recommended · 20 found this helpful

“MAKE THIS GAME ALIVE NOOOWWW BEFORE I DO SOMETHING TO SOMEBODY!!! BRING IT BACK NOW!!! ADVERSTISE IT!! GIVE IT OUT FOR FREE!!! MAAAKEEE PEEEOOOPLEEEE PLAAAYYY ITTTTTT!!!!!”

— a player, Steam review · 6 hrs played
Recommended · 15 found this helpful

“As a massive fan of the Death note series, I personally enjoyed this one. It's a damn shame that no one plays this. If you can get a group of friends together, I highly recommend it. Team L gang baby.”

— a player, Steam review · 3 hrs played
Recommended · 19 found this helpful

“guys please revive this game it's genuinely fun — a player, Steam review · 281 hrs played

Read more reviews ↗

Player activity

Monthly average concurrent players. Live count fetched 2026-07-24 01:23 UTC · history via SteamCharts.

19playing at last check
4824-hour peak
1,350all-time peak
0 500 1k 2025 2026 555 avg · Nov 2024

Achievement stats

Global completion rates across all Steam players — a data view of how far people actually get. Source: Steam official stats · as of 2026-07-25.

40achievements
11.6%median completion
1.0%rarest: DEATH NOTE
73.3% of players 66.3% of players 54.5% of players 51.6% of players 51.5% of players 50.1% of players 49.9% of players 47.1% of players 39.8% of players 39.4% of players 38.2% of players 34.4% of players 32.8% of players 23.2% of players 22.1% of players 19.2% of players 18.5% of players 16.4% of players 15.2% of players 12.6% of players 11.6% of players 10.2% of players 8.4% of players 8.3% of players 7.6% of players 7.1% of players 6.9% of players 6.8% of players 6.3% of players 6.2% of players 4.0% of players 3.5% of players 3.5% of players 3.4% of players 2.9% of players 2.8% of players 1.7% of players 1.6% of players 1.2% of players 1.0% of players 73.3% 0% most earned rarest
Almost everyone has
73.3%Was that adequate? — Receive an item by raising your Customization Track level
66.3%You are Kira — Win a match as part of Team L
54.5%I trust you all — Be chosen to confiscate a suspect's items
Rarest badges of honor
1.0%DEATH NOTE — Unlocked all achievements
1.2%If they don't give you anything, then get creative — Win by using Kira's Kingdom Card to get L ejected from the match*This trophy is given only to the player who is Kira's Spokesperson when the match is won.
1.6%I will become your eyes — Pass IDs to allies 50 times

Price tracking

US-region pricing (USD), sampled twice daily by our own tracker since 2026-07-25. Steam prices vary by region — always confirm your local price on Steam.

$9.99current · sampled 2026-07-26 08:39 UTC
$9.99lowest since tracking began2026-07-25
US9.99 USD
EU9.99 EUR
UK7.99 GBP
Australia14.95 AUD
Canada13.49 CAD
Japan1,650 JPY
Brazil40.90 BRL
China48.00 CNY

Regional prices at last sample, in local currency — Steam sets each region's price independently.

China≈$7.1 Brazil Canada US Japan Australia UK EU≈$11

Cheapest → most expensive, converted to USD at ECB reference rates (2026-07-24). Relative comparison only.

Latest official news

Developer announcements via the Steam news API — links go to the original posts. More across all games on the news hub.

Nov 12, 2025
Update Notice - Security Patch for Unity-related Vulnerability

Thank you for your continued support of DEATH NOTE Killer Within. We are pleased to announce the details of the update released on November 12th, 2025. ▼Version Information 1.5.7 ▼Update Contents - A

Aug 27, 2025
NEW ROLE UPDATE X Kira & N + Patch Note V1.5.7

New challengers are arriving in DEATH NOTE Killer Within soon! 😈🕵️‍♂️ X Kira brings chaos, N brings unmatched deduction. Who will outsmart who? Dive into the new patch with updated roles & mechanics!

Aug 07, 2025
Measures against disruptive behavior, cheating, and use of unauthorized tools

Thank you for playing DEATH NOTE Killer Within. We are committed to ensuring a fair and enjoyable gameplay experience for all players. As such, any actions that disrupt fair play, including cheating,

Aug 05, 2025
DEATH NOTE KILLER WITHIN game is out now in Japan!

TODAY, DEATH NOTE Killer Within, is NOW available in Japan! Who do you trust among investigators in the world? Check out the “How To Play” trailer that thoroughly explains how to play each role and th

Jul 09, 2025
💡New Roles are Coming to DEATH NOTE Killer Within!

DEATH NOTE Killer Within – Who Do You Trust? Did you hear the whispers? 🤫 New roles are coming to DEATH NOTE Killer Within this summer... Prepare yourselves. 🔥 Save 35% on DEATH NOTE Killer Within on

Games like DEATH NOTE Killer Within

From our knowledge graph — ranked by shared traits, not a black box. Each card says why it's here.

Eternal Return Eternal Return 73.3% · 13,918 reviews shares Sexual Content, Tactical, Character Customization, PvP Dread Hunger Dread Hunger 71.0% · 2,596 reviews shares Social Deduction, Psychological, PvP, Dark Among Us Among Us 92.0% · 423,223 reviews shares Social Deduction, Psychological, PvP, Survival Among Us 3D: VR Among Us 3D: VR 73.7% · 2,119 reviews shares Social Deduction, Psychological, PvP, Survival Dale & Dawson Stationery Supplies Dale & Dawson Stationery Supplies 89.6% · 5,222 reviews shares Social Deduction, Sexual Content, Character Customization, PvP Unfortunate Spacemen Unfortunate Spacemen 86.1% · 6,206 reviews shares Social Deduction, Psychological, PvP, Survival Deceit Deceit 77.5% · 29,867 reviews shares Social Deduction, Psychological, PvP, Survival In Silence In Silence 72.2% · 6,084 reviews shares Social Deduction, PvP, Dark, Survival

Screenshots

Official Steam store screenshots — click any shot to enlarge.

Facts & details

From the Steam store record, snapshot 2026-05-20.

GenresCasual, Strategy
Player tagsStrategy · Casual · Social Deduction · Word Game · Multiplayer · Top-Down · Psychological · Immersive Sim · Anime · Noir · Dark · Survival (SteamSpy community voting)
FeaturesMulti-player · PvP · Online PvP · Steam Achievements · Full controller support · Steam Cloud · Family Sharing
LanguagesEnglish, French, Italian, German, Spanish - Spain, Traditional Chinese, Japanese * , Korean *
ControllerFull support
Achievements40
Estimated owners50,000 – 100,000 (SteamSpy)
Minimum system requirements (PC)

Minimum: Requires a 64-bit processor and operating system OS: Windows 10 Processor: Intel Core i5-6400 / AMD Ryzen 3 1200 Memory: 8 GB RAM Graphics: Nvidia GeForce GTX 1050 / AMD Radeon R9 280X DirectX: Version 11 Storage: 3 GB available space Additional Notes: Estimated performance: 1080p/60fps with graphics settings at "Low". Framerate might drop in graphics-intensive scenes. - 64-bit processor and operating system are required.