Important

Account Linking Recommended

Maintenance

Version 1.11.0 Maintenance Notice

Event

Fierce Battle Area (Limited): Bonds of the Boundless Blue Now Available!

Known Issue

[Updated] Regarding the Image Issue in Special Event [Sparkling Splash Performance Test]

News

New Training "Water: Dynamic Material" Added!

Gacha

[Limited] Kikoru Shinomiya Pickup Gacha Now Available!

Event

Special Event [Sparkling Splash Performance Test] Now Available!

Event

Training: Defense Force Manual—2x Rewards Campaign Now Available!

News

Defense Force Pass Now Available!

News

Monthly Items Reset

Update

[Updated] Data Update & Event Preview

Gacha

[Limited] Sagan Shinomiya Pickup Gacha Now Available!

Event

Special Event [Patchwork Bonds] Now Available!

Event

Large Conquest: Sweeping Fusillade Now Available!

News

New Training: Caudata-Type Kaiju β Added!

News

Unlock Potential: New Eligible Character Added!

Known Issue

[Updated] Regarding Currently Confirmed Issues

News

New Training: Plant-Type Kaiju α Added!

News

New Trainings: Paraves-Type Kaiju α & Mole-Type/Feet Added!

News

New Training: Wolf-Type Kaiju α Added!

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

Release Celebration Items—Value Items Now On Sale!

Event

Fierce Battle Area (Limited): Bonds of the Boundless Blue Now Available!

News

New Training "Water: Dynamic Material" Added!

Gacha

[Limited] Kikoru Shinomiya Pickup Gacha Now Available!

Event

Special Event [Sparkling Splash Performance Test] Now Available!

Event

Training: Defense Force Manual—2x Rewards Campaign Now Available!

News

Defense Force Pass Now Available!

News

Monthly Items Reset

Gacha

[Limited] Sagan Shinomiya Pickup Gacha Now Available!

Event

Special Event [Patchwork Bonds] Now Available!

Event

Large Conquest: Sweeping Fusillade Now Available!

News

New Training: Caudata-Type Kaiju β Added!

News

Unlock Potential: New Eligible Character Added!

News

New Training: Plant-Type Kaiju α Added!

News

New Trainings: Paraves-Type Kaiju α & Mole-Type/Feet Added!

News

New Training: Wolf-Type Kaiju α Added!

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

Release Celebration Items—Value Items Now On Sale!

Important

Account Linking Recommended

Maintenance

Version 1.11.0 Maintenance Notice

Known Issue

[Updated] Regarding the Image Issue in Special Event [Sparkling Splash Performance Test]

Update

[Updated] Data Update & Event Preview

Known Issue

[Updated] Regarding Currently Confirmed Issues

Important

Official Release & Pre-Registration Rewards

2025-09-02T10:00:00Z

Account Linking Recommended

Overview

Thank you for playing KAIJU NO. 8 THE GAME.

To protect your game data, we ask that you link your account.

 Account Linking

By linking your account, you can easily restore and transfer your game data even if you accidentally delete the app.

Additionally, if your current device malfunctions or if you wish to change devices, you can transfer your player data to the new device.

 How to Link Your Account

You can link your account to your Apple Account or Google Account.

Steps to Link Account:

1. Select the global menu from the top right of the Home screen.

2. From the Menu (≡) on the top left of the screen, select Account Linking.

*Account Linking is not possible via "Data Transfer" on the title screen.

3. On the Confirm Link screen, you can choose to "Sign in with Apple" or "Sign in with Google."

4. Sign in with your selected account.

After signing in, the message "Account linking complete" will appear upon successful linking.

*Please keep your linked account information secure and avoid sharing it with others.

*After account linking is complete, a confirmation email will be automatically sent to the email address associated with the linked account.

FAQ: Regarding Account Linking

Q1: How do I restore my data or transfer my account?
A1: Access Title Menu (≡) on the title screen, select Data Transfer and follow the on-screen instructions.

Q2: After transferring account, will I be able to pick up my game progress from when I linked my account?
A2: You can proceed with the game from when you were last online. For example, if you link your account when a mission is ongoing and transfer your account after clearing the mission, the game will proceed from the time when the mission is cleared.

Q3: After transferring my account to a different device, can I still play on the original device?
A3: Yes, you can play on both devices. However, you cannot log in to the same account on both devices simultaneously. If a new login is detected on a device, you will be returned to the title screen on the previous device.

Q4: Will my linked account be unlinked if I delete my player data?
A4: No, deleting your player data will not unlink your account. To unlink an account, go to Menu (≡) > Account Linking.

Q5: I wish to change my linked account.
A5: To do so, first unlink your current account via Menu (≡) > Account Linking. You will then be able to link a new account.