Important

Account Linking Recommended

Maintenance

Version 1.8.0 Maintenance Notice

Event

Kaiju Rush Now Available!

Gacha

[Limited] Hikari Shinomiya Pickup Gacha Rerun Now Available!

Event

Mop-Up Operation Now Available!

Event

[Updated] Raid Battle: Kaiju No. 2 Now Available!

Event

Training: Kaijumite—2x Rewards Campaign Now Available!

Gacha

[Limited] Suited Pickup Gacha Now Available!

Update

Version 1.7.0 Update Now Live

Known Issue

[Updated] Regarding Currently Confirmed Issues

Event

Large Conquest: All-or-Nothing Barrage Now Available!

Gacha

Mina Ashiro Pickup Gacha Rerun Now Available!

News

Limited-Time Shop Arrival: 3 New Half Anniv. Packs!

Event

Fierce Battle Area (Limited): Vortex of Gleaming Edge Now Available!

News

New Training: Wolf-Type Kaiju α Added!

Event

Main Story Ch. 9 Release & Celebration Event

News

Monthly Items Reset

News

Defense Force Pass Now Available!

News

New Trainings: Wyvern-Type Kaiju β/Kaiju No. 6 Added!

Event

THE GAME Missions Now Available!

Event

Expedition HARD Mode Added!

Event

New Training: Fungal-Type β Added!

News

Changes to Weekly Limit and Stamina for Identified Kaiju Neutralization

News

New Shop Arrival: Defense Force Support Special Pack!

Event

New Training: Caudata-Type α Added!

Event

New Training: Armored-Type α Added!

News

PC (Steam®) Version Now Available!

Important

Official Release & Pre-Registration Rewards

News

The KAIJU NO. 8 THE GAME Web Store

News

Release Celebration Items—Value Items Now On Sale!

Event

Kaiju Rush Now Available!

Gacha

[Limited] Hikari Shinomiya Pickup Gacha Rerun Now Available!

Event

Mop-Up Operation Now Available!

Event

[Updated] Raid Battle: Kaiju No. 2 Now Available!

Event

Training: Kaijumite—2x Rewards Campaign Now Available!

Gacha

[Limited] Suited Pickup Gacha Now Available!

Event

Large Conquest: All-or-Nothing Barrage Now Available!

Gacha

Mina Ashiro Pickup Gacha Rerun Now Available!

News

Limited-Time Shop Arrival: 3 New Half Anniv. Packs!

Event

Fierce Battle Area (Limited): Vortex of Gleaming Edge Now Available!

News

New Training: Wolf-Type Kaiju α Added!

Event

Main Story Ch. 9 Release & Celebration Event

News

Monthly Items Reset

News

Defense Force Pass Now Available!

News

New Trainings: Wyvern-Type Kaiju β/Kaiju No. 6 Added!

Event

THE GAME Missions Now Available!

Event

Expedition HARD Mode Added!

Event

New Training: Fungal-Type β Added!

News

Changes to Weekly Limit and Stamina for Identified Kaiju Neutralization

News

New Shop Arrival: Defense Force Support Special Pack!

Event

New Training: Caudata-Type α Added!

Event

New Training: Armored-Type α Added!

News

PC (Steam®) Version Now Available!

News

The KAIJU NO. 8 THE GAME Web Store

News

Release Celebration Items—Value Items Now On Sale!

Important

Account Linking Recommended

Maintenance

Version 1.8.0 Maintenance Notice

Update

Version 1.7.0 Update Now Live

Known Issue

[Updated] Regarding Currently Confirmed Issues

Important

Official Release & Pre-Registration Rewards

2025-09-29T08:00:00Z

Version 1.2.0 Maintenance Notice

 Overview

Thank you for playing KAIJU NO. 8 THE GAME.

We will be performing maintenance during the following period:

 Maintenance Time

2025-09-30T04:00:00Z - 2025-09-30T06:59:59Z

The game will be unavailable during this time.

We appreciate your understanding and cooperation.

Update Content

・First-Ever New Chapter Event

The New Chapter Event is held to celebrate the release of a new Main Story chapter.

The first run of this event commemorates the launch of Main Story Chapter 4.

You can obtain Dimensional Crystals and other rewards by progressing through Main Story Chapter 4 and clearing the new Score Battles.

For more details, please check the announcement posted at the start of the event.

・Introducing Large Conquest

Large Conquest is a limited-time event.

For this event, you can earn rewards based on how many Kaiju you neutralize within a set number of rounds.

Large Conquest is scheduled to begin in early October.

For more details, please check the announcement posted at the start of the event.

・New Training and Uniparts

New Training and Uniparts will be added to the game after the maintenance.

For more details, please check the relevant announcement after the maintenance.

 Important

  • After this maintenance, a download of approximately 3.5 GB will be required. A Wi-Fi connection is recommended for download.        

*As a compensation for this issue, we are sending Dimensional Crystal x1,000 to your Mail. The mail will be available to claim until 2025-10-13T18:59:00Z. Please claim it from the Home screen > Mail.

*This data update will perform data optimization, including data from previous updates. As some data will be overwritten, the app's total size is estimated to be approximately 5.3 GB.

We appreciate your cooperation as we continue to work on improving our services.

  • Please note that if you are in the middle of a battle when maintenance begins, when you log in again after maintenance, your game progress will be reset to the state you were in before the battle began.
  • We recommend linking your account before maintenance begins. By linking your account, you can easily restore and transfer your game data even if you accidentally delete the app. For more information on how to link your account, please check here.
  • The date and time of the maintenance are subject to change.
  • The maintenance duration may vary depending on our progress. We appreciate your understanding.

Thank you for your continued support of KAIJU NO. 8 THE GAME.