CyberStep, Inc. is pleased to announce that the sandbox game "Terabit," created by everyone, will begin a collaboration event with "Mr. Urban Legend Seki Akio" titled "Mr. Urban Legend Seki Akio and Exploring the Mysteries of the Universe Summer 2026" starting on July 2, 2026 (Thu).

The collaboration event will feature a special quiz-only collaboration world and a mini-game world where you can follow the traces of urban legends with Seki Akio. In addition, the "Creators Grand Prix" with the theme of "Mysteries of the Universe" and a "Design Contest" to recruit user-designed aliens are currently underway.

Numerous special events will liven up the collaboration period! "Believe it or not, it's up to you!"

◆ Collaboration Event Period

From July 2, 2026 (Thu) after update to September 4, 2026 (Thu) before update

Details here

Get skins by answering all quiz questions correctly! "Mr. Urban Legend Seki Akio Collaboration Chat World" Appears!

To commemorate the collaboration, a special world where you can voice chat with friends, "Mr. Urban Legend Seki Akio Collaboration Chat World," will be available starting July 2, 2026 (Thu).

You can enjoy quizzes about urban legends, the mysteries of the universe, and Seki Akio. If you answer all questions correctly, you can obtain special skin parts only available here, so aim for a perfect score by consulting with your friends via chat!

Can you uncover the truth? "Following the Traces of Urban Legends with Seki Akio" is Newly Available!

Starting July 2, 2026 (Thu), a mini-game "Following the Traces of Urban Legends with Seki Akio" will be available, where you can follow the traces of urban legends with "Mr. Urban Legend Seki Akio" and solve mysteries.

As clear rewards, you will receive a limited skin that lets you become a Grey and an emotion that matches Seki Akio's famous lines! Solve the mysteries and get your rewards!

"Creators Grand Prix" with the theme "Mysteries of the Universe" Judged by "Mr. Urban Legend Seki Akio"!

To commemorate the collaboration with "Mr. Urban Legend Seki Akio," we are holding a world creation contest "Creators Grand Prix" with the theme of "Mysteries of the Universe."

Please create and submit a world that expresses the "Mysteries of the Universe" as you envision it!

Surprisingly, Seki Akio himself will participate in the final selection to decide the prize winners.

◆ Submission Theme "Mysteries of the Universe"

◆ Submission Period

From July 2, 2026 (Thu) after update to August 13, 2026 (Thu) 10:00 AM

Contest details here

Aliens Designed by You Appear in the Game!? "Design Contest" Underway!

A design contest is being held to recruit "Aliens as You Imagine Them" in two categories: "Design Department" and "Skin Department."

Surprisingly, the winning alien from the Design Department will appear as a monster in the game "Terabit." Please design and submit your imagined alien!

◆ Submission Theme

"Aliens as You Imagine Them"

◆ Submission Period

Until August 13, 2026 (Thu) 10:00 AM

Design contest details here

[Jewel Purchase Bonus Campaign Held] Explore the Mysteries of the Universe! Limited Skins Appear

To commemorate the collaboration, a campaign will be held where you can receive limited-time skins as a bonus when you charge Jewels during the period.

The "Dot Sunglasses" that make you look like you belong to a secret society, the "On-the-Back Grey" with a Grey silently watching you from your back, and the "Baby UFO" that makes it seem like you're about to be abducted are available as bonuses for each plan.

Dot Sunglasses On-the-Back Grey Baby UFO

Jewel Purchase Bonus Campaign Period:

From July 2, 2026 (Thu) after update to August 6, 2026 (Thu) after update

Details here

About Mr. Urban Legend Seki Akio

Born June 21, 1975, in Tokyo.

A legendary storyteller who appears on popular programs like "Yarisugi Urban Legends" and introduces global mysteries. He sparked an urban legend boom in Japan with his catchphrase, "Believe it or not, it's up to you."

He also manages "Sekielberg Cafe" in Jiyugaoka, where he serves as owner.

The cafe displays numerous exhibits of urban legend significance.

Recently, he has also been involved with the online club "Jounetsu Club," where he and its members passionately engage in disaster preparedness, volunteer activities, hobbies, and sports clubs, energetically working towards the future!

Official WEB site: http://www.sekielberg.jp/

Official YouTube: https://www.youtube.com/channel/UCo7QD2F0sVgkHSDV1TfAV7A

Official X: https://x.com/SEKIELBERG

Official Instagram: https://www.instagram.com/sekielberg_cafe/

About "Terabit"

"Terabit" is a free-to-play sandbox game created by everyone.

In this game, you can not only create original voxel worlds by combining various blocks but also experience becoming a game creator by adding game elements to your worlds.

◆ Service Overview

Title: Terabit / TERAVIT

Genre: Sandbox game created by everyone (multiplayer support)

Distribution: Free-to-play (in-game item sales)

Supported OS: Windows® 8.1 / 10 / 11, Smartphones (iOS / Android), Nintendo SwitchTM, PlayStation®4 / PlayStation®5

Official Site: https://teravit.app/

Official X: https://X.com/teravit_jp

<CyberStep, Inc.>

Company Name: CyberStep, Inc.

Date of Establishment: December 1, 2025

Location: 1-22-19 Izumi, Suginami-ku, Tokyo

Representative: Rui Sato, President and Representative Director

© sekiakio All rights reserved.

©2026 CyberStep, Inc. All Rights Reserved.

FACT BOX

  • Source: PR TIMES
  • Category: Event