yousan
kodama-ja-streaming-small
A Japanese streaming ASR model adapted from the English streaming model moonshine-streaming-small.
Works
Selected work in speech AI, AI characters and AI × game development.
Speech AI
Japanese turn-detection models (Easy Turn / FastTurn)
Japanese versions of Easy Turn and FastTurn, turn-detection models that judge speech endings in four states.
Fine-tuning J-Moshi-ext
Adding a specific voice and speaking style to J-Moshi-ext, a Japanese full-duplex dialogue model.
piper-plus / uPiper
piper-plus, a lightweight Japanese-capable TTS, and uPiper, a library for using it from Unity.
Japanese 0.3B Mistral pretrained model
A 0.3B Japanese base model pretrained with the Mistral architecture.
Clean pretrained model for Style-Bert-VITS2
A clean pretrained model for Style-Bert-VITS2, published on Hugging Face.
Tsukuyomi-chan corpus fine-tuned model
A Style-Bert-VITS2 model fine-tuned on the Tsukuyomi-chan corpus and published on Hugging Face.
Koeiromap Unity
A Unity library that makes the Koeiromap speech API (now Koeiro motion) easy to use.
AI Characters
uDesktopMascot
An open-source, user-customizable desktop mascot.
Developing the AI character "Mira"
An AI agent character that picks up YouTube comments and keeps the conversation going.
AI × Game Development
Oblivion Maiden
An exploration adventure set in a hidden magical academy, where I joined as PM / director.
Planning and running the Generative AI Nandemo Exhibition
I organize the Generative AI Nandemo Exhibition, a demo event for individual creators building with generative AI, and handle its planning and operations.
Geranium
An ADV game set in a flower shop where you make bouquets (July to November 2023).
Licht no Kizuna
A 2D action RPG about deepening bonds through conversation and adventure (June to November 2023).
Shiori no Kizuna
A turn-based 2D action RPG set in a world of light and darkness (April to July 2023).
the watchword
An ADV about the underworld figures around an information broker (March 2023).
Meow, the mule
A visual novel of about five minutes about taking a talking cat home (2023).
DreamIsland
A 3D open-world exploration adventure built by a team of about five, where I worked as PdM and engineer.
Customize Hero
A game where you defeat enemies and freely customize your stats, playable on the web via unityroom.
Tools & Community
uni-master-linker
A library that makes Google Sheets master data easy to use in Unity.
easy-adv
A library that makes building ADV games in Unity easier with Fungus and Google Sheets.
Community management (MidraLab)
Running MidraLab, a community for proofs of concept and technical validation shared publicly.
Game development with GitHub Actions (lightning talk)
A lightning talk on CI/CD with GitHub Actions at an online unity1week sharing event.
Automated test environment with GameCI and GitHub Actions
A CI/CD environment for Unity using GameCI and GitHub Actions.
Earlier small works and prototypes
Show 13 items
- notion-page-visibility-checker — A management library that checks whether Notion pages are publicly visible.
- Side-view game prototype with lighting — A side-view prototype exploring lighting in Unity URP.
- Task management automation with the Notion API — Libraries that automate Notion task date updates and Discord notifications.
- Sound Hacker — Engineering lead and EM on a large indie game aiming for a Switch port and monetization.
- Game prototype with MagicOnion — A locally running game-like prototype built with the gRPC-based MagicOnion.
- Purupuru Slime — A game made for unity1week on the theme "Chuu".
- Slime Catch! — A game where you stretch a slime to protect its young from monsters.
- 3D models (Blender) — Eleven 3D models made in Blender and published on Sketchfab.
- Online shop screen with Backendless and Unity — An online shop screen built with the BaaS Backendless and Unity.
- RatPark — A smartphone ADV on the theme of brain augmentation, where I joined as an engineer.
- Sample game with MessagePipe — A simple action game sample built with MessagePipe and VContainer.
- Chiiko's Walk — A unity1week game built with MV(R)P where you guide a walker past animals.
- Precision Aptitude Test — A game that demands quick and precise keyboard and mouse control.