There will be an update scheduled on 07/01 at 10:00 (UTC+9). Please note that the duration is subject to change without prior notice.

You can still access the game as normal during the update.

1. Introducing the Collab Event Variance of Avarice & Selflessness!

The most enjoyable thing now might be taking over the world of mahjong.

Event duration: the end of maintenance on 2025/07/01 (Tue.) - 2025/07/20 (Sun.) 23:59 (UTC+9)

[img src="https://clan.cloudflare.steamstatic.com/images/42810873/365a83f3d1a05f2dbbe144dc4505b1391c527348.png"][/img]

2. OVERLORD Characters Limited-Time Gacha

Event duration: the end of maintenance on 2025/07/01 (Tue.) - 2025/07/20 (Sun.) 23:59 (UTC+9)

Event description: OVERLORD characters Ainz Ooal Gown (CV: Hino Satoshi), Albedo (CV: Hara Yumi), Shalltear Bloodfallen (CV: Uesaka Sumire), and Narberal (CV: Numakura Manami) will be introduced to Riichi City. Strengthen your ties with them through mahjong matches!

During this period, players can also draw the following collab exclusive decorations: Winning Animation - Fallen Down, Riichi Stick - Ginnungagap, and Riichi Animation - Grasp Heart.

OVERLORD Gacha pool is split into two categories: a female character pool Revelry of Darkness (featuring four collab characters and all permanent female characters) and a male character pool Banquet of Blood (featuring four collab characters and all permanent male characters).

OVERLORD characters and decorations will not be available in the permanent Gacha pool after the event ends.

[img src="https://clan.cloudflare.steamstatic.com/images/42810873/dddb7b12e6e92f2ccf86deb36314bc7372c42393.png"][/img]

3. Collab Outfits & Packs Limited-Time Offer!

After the update, the following exclusive outfits will be available in the Shop and the outfit packs can be found in the Featured section. Don't miss out!

Crimson Sovereign Excl. Outfit Pack

Ainz - Crimson Sovereign

Tabletop - Audience

Tile - Wise King of the Forest

Tidal Desire Excl. Outfit Pack

Albedo - Tidal Desire

Tabletop - Shady Nook

Tiles - Bicorn

Dusktide Call Excl. Outfit Pack

Shalltear - Dusktide Call

Tabletop - Sunscreen Time

Tiles - Storage Bow

Cleaning Moment Excl. Outfit Pack

Narberal - Cleaning Moment

Tabletop - Cleansing Ritual

Tiles - Rabbit Ears

Available: the end of maintenance on 2025/07/01 (Tue.) - 2025/07/20 (Sun.) 23:59 (UTC+9)

[img src="https://clan.cloudflare.steamstatic.com/images/42810873/b522905573d3bba9bf6c405beca0ec8ae36cdb12.png"][/img]

4. Sinbound Infiltration Audiovisual Pack Limited-Time Offer

Available: the end of maintenance on 2025/07/01 (Tue.) - 2025/07/20 (Sun.) 23:59 (UTC+9)

During this period, players can purchase the Sinbound Infiltration Audiovisual Pack via the Featured section, which includes:

Lobby Background - Throne Room (Collab Excl.)

Lobby BGM - Echoes of the Throne

In-Game BGM - Chaos and Control

Riichi BGM - Prelude to Riot

Players can also purchase the Lobby Background and BGMs separately in the Shop. The collab exclusive Lobby Background will no longer be available once the offer ends.

[img src="https://clan.cloudflare.steamstatic.com/images/42810873/f1339eb50c4d44e58270e1bc403ed6e394e37019.png"][/img]

5. The collab exclusive Wallpaper - Immortal Throne will be available in the Shop - Gallery. Don't miss out!

Available: the end of maintenance on 2025/07/01 (Tue.) - 2025/07/20 (Sun.) 23:59 (UTC+9)

6. Collab exclusive XenoLink (Lucky Token) Packs will be available in the Shop, offering up to 45% off on Lucky Tokens!

XenoLink Pack - Basic

XenoLink Pack - Classic

XenoLink Pack - Deluxe

Available: the end of maintenance on 2025/07/01 (Tue.) - 2025/07/20 (Sun.) 23:59 (UTC+9)

7. Other optimizations.