Adventure World " Underground : A Story No One Knows "

Underground is a single-player adventure built around exploration, combat, and intricate interactive mechanisms.

Early Access

This is an Early Access release.

The current release includes No.2 and No.3. It represents only a small part of the Underground story.

Features

• Single-player
• Adventure / Action
• Exploration
• Combat
• Intricate interactive mechanisms
• Custom gameplay systems
• Designed for Minecraft Bedrock Edition

Play Information

• Minecraft Bedrock Edition
• Single-player
• Adventure Mode
• Estimated Playtime: 20–40 minutes

Feedback and Questions

Questions and feedback are welcome in the comments.

For detailed bug reports or private feedback:

Google Form

Creator

Kusunoki Games

An independent creator of Minecraft content from Japan.

Credits

Music & Sound: Original track by the author. (Allowed for streaming & monetization / All rights reserved)

Updated on September 23, 2026

• Documents & Flavor Text
  • Updated Japanese text to accommodate the font changes introduced in Minecraft v26.5.
    • 2 Exploration Guides
    • 1 N3 Standard Operations Manual
    • 2 Lodge documents
• Sealed Cave
  • Revised and simplified the “Exploration Guide - Basic Settings”.
• Lodge
  • Added the “Exploration Guide - Supplementary Notes” to the chest.
  • Adjusted the torch placement detection range in the basement.
  • Adjusted the generator sound effect in the basement.
• No.3
  • Adjusted the torch placement detection range in the corridor.
  • Adjusted the lighting sound effects in the ENV Simulator.