Seven Knights Re:BIRTH, the full-fledged fantasy RPG from Netmarble, is collaborating with the anime Demon Slayer: Kimetsu no Yaiba, with pre-registration for the collaboration opening today, Monday, September 14, ahead of the collaboration event.
Seven Knights Re:BIRTH x Demon Slayer: Kimetsu no Yaiba Collaboration
Everyone who pre-registers through the newly opened collaboration special page will receive 10 Demon Slayer: Kimetsu no Yaiba Summon Tickets.
A login event will also run during the collaboration period, with Tanjiro Kamado given as the Day 1 login reward. Tanjiro can then be trained up to awakening by playing the game.
The legendary pet Nezuko Kamado will also appear, obtainable by playing the game during the event period.
Seven Knights Re:BIRTH x Demon Slayer: Kimetsu no Yaiba Collaboration Special Page: https://sena.netmarble.com/kimetsunoyaiba
The collaboration event will run for four weeks, from Thursday, October 1 to Thursday, October 29.
Further details on the characters, events, and rewards featured in the collaboration will be announced gradually through the official website and official X account.
Separately, the September 3 update to Seven Knights Re:BIRTH significantly reduced the number of stages in Adventure, Reinforcement Dungeon, and Raid, and separated out the Ruby farming (repeat-battle) stage, as part of a major content overhaul aimed at improving convenience for players. On September 17, the game will also hold a 500-Day Anniversary event, including Irene's Awakening.
About Demon Slayer: Kimetsu no Yaiba
Official website: https://kimetsu.com/
Demon Slayer: Kimetsu no Yaiba is based on the manga by Koyoharu Gotouge, serialized in Shueisha's Jump Comics volumes 1–23, with cumulative print runs exceeding 220 million copies. Animation production is by ufotable.
The poignant story of humans and demons, its intense sword battles, compelling characters, and occasional comedic moments have made it popular around the world.
A full rebroadcast of the TV anime Demon Slayer: Kimetsu no Yaiba series has been airing since April 5, 2026.
About Seven Knights Re:BIRTH
- Official website: https://sena.netmarble.com/ja
- Official X: https://x.com/sevenknights_jp
Download Seven Knights Re:BIRTH
- App Store: https://apps.apple.com/jp/app/-re-birth/id6479595079
- Google Play: https://play.google.com/store/apps/details?id=com.netmarble.tskgb
- Netmarble Launcher (PC): https://sena.netmarble.com/ja
Seven Knights Re:BIRTH is the official remake of Seven Knights, which recorded 100 million downloads worldwide. It carries on the vivid graphics and strategic depth that defined the original, paired with a polished, fully realized turn-based battle system, reviving the "legend" that once captivated players around the world. Seven Knights Re:BIRTH invites players back into the adventure of the Evan Expedition Force, carrying forward all the excitement of the original.
Seven Knights Re:BIRTH Details
- Title: Seven Knights Re:BIRTH
- Genre: Full-fledged Fantasy RPG
- Developer: Netmarble Nexus
- Supported devices: Android ver. 8.0 or later / iOS ver. 15.0 or later
- Price: Free to play (in-app purchases available)
- Service start date: September 18, 2025
