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CREATIVE TECHNOLOGY WORKSHOP

Y-TEC FORGE

Turning ideas into working creations.

Y-TEC Forge is a creative base where code becomes useful tools, delightful games, and open-source projects.

YOUR TECHNICAL EXCELLENCE & CREATIVITY

It all starts with “Why?”Discover WHY Y-TEC? →
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Y-TEC kun, Chappy, Cody, and Ten-chan surrounding the Y-TEC Forge logo with playful development and visual storytelling illustrations

Recent Updates

FROM CURIOSITY TO YOU

From curiosity to something you want to try.

At Y-TEC Forge, we value every step: finding a spark, choosing a direction, building with care, shaping its expression, and sharing it with the people it is for.

  1. Chappy looking for a new question

    WHY? / IDEA

    Start with a question

    Together with Chappy, we turn questions and curiosity into seeds for new ideas.
  2. Y-TEC kun showing the direction of a project

    DIRECTION

    Choose what to make

    Y-TEC kun shapes the experience we want to share and the things that matter most.
  3. Cody building a project on a laptop

    CREATE / FORGE

    Build something that works

    Together with Cody, we design, build, and check each creation until it is ready.
  4. Ten-chan creating illustrations and video

    EXPRESSION / STORY

    Give stories a visual voice

    With Ten-chan, we bring each world to life through illustration, animation, and video.
Y-TEC kun introducing a finished creation

FOR YOU

Then share it with you.

From tools that make everyday life easier to experiences that invite you to play, we share work you can try with confidence.
Explore the work
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Personal Data Breach Database keyword search and classification filters
App

Personal Data Breach Database

A web app to search incident records, inspect source references, and print individual reports.

Updates planned daily around 8:00–8:30 AM JST
Koyomado screens for the monthly calendar, schedule editor, and daily agenda
AppOpen Source

Koyomado

A simple calendar designed to sit on the Windows desktop like a compact widget.

Stable Releasev1.1.4
Y-TEC Tsumugi Drive safety steps and WinPE operating screen
ToolOpen Source

Y-TEC Tsumugi Drive

A disk cloning, image backup and restore, and boot repair tool for Windows and WinPE.

In developmentv1.0.0-internal-beta
Collage of three gameplay screens, with the Rebound ring in the center and contrasting stage scenery and bullet patterns on either side
GameOpen Source

STAR REBOUND

Catch incoming fire and send it back as golden light. A vertical browser shooter across three star seas, with four difficulties and four control methods.

Stable Releasev9 feedback30
A moon and paper airplane in a starry sky, a girl by a window, and the title “A Little Piece, to the Moon”
Movie

A Little Piece, to the Moon

Feelings too hard to put into words take flight on a little paper airplane. An original MV follows a nighttime journey to the moon in gentle, picture-book imagery and music.

Stable Release

Recently Updated

STAR REBOUND

v9 feedback30Game

STAR REBOUND is out now. Catch enemy bullets and return them as golden stars. Play on PC or mobile in English and Japanese.

Letterier

v2.1.0App

Vertical IME candidates, a folding toolbar and Reading view. ZIP, manuals and two videos available. Store 2.1.0 published; Vector 2.1.0 submitted and awaiting publication.

Koyomado

v1.1.4App

Store and portable 1.1.4, manuals and two Japanese videos are available. Vector 1.1.4 has been submitted and is awaiting publication.

AppsEveryday Windows apps designed for your desktop.View Apps →ToolsTools for backup, management, and focused work.View Tools →GamesOriginal games you can play in your browser.View Games →Open SourceCode born from curiosity.View Open Source →