While I run, I think about
how to make your world more interesting.
TH Quest
Operator Information
Operator
TH Quest
Location
Kamakura, Kanagawa, Japan
Business Type
Sole Proprietor (TH Quest)
Our Approach
Be simple
Keep things as simple as possible while conveying the essence.
Keep on Running
Building long-term relationships through continuous service delivery.
Driven by Ideas
Ideas are the greatest value, and we continue to provide them.
Our Products
OtoTheory — Music Theory × Guitar App
An app that lets you see, touch, and hear guitar chords, scales, and music theory.
- Automatic chord progression loops
- Diatonic / Scale analysis
- Chord dictionary (Forms / Notes / Degrees)
- Substitute chords
- MIDI export & Sound Palette (iOS Pro)
- Web version (Free) for learning & composition support
🚀Coming Soon
Aidrian — AI Running Coach (Under Development)
An app where AI proposes the "optimal menu for today" from your sleep / heart rate / fatigue / past training / target race.
- Wearable data analysis
- AI dialogue about daily condition and mood
- Menu re-proposal based on time constraints and fatigue
- Race planning (10K to 100K)
- Mental assist to reduce psychological load (planned)
Born from the developer's own experience running a 100km trail race.
FlasSay — Instant English Composition App (Under Development)
An app focused on instant English composition to improve business professionals' English speaking skills.
- Speak your thoughts instantly in English
- Smooth, comfortable operation
- Practical training focused on daily scenes
- Efficient learning in spare time
From "understanding" to "speaking instantly."
Services
Web Marketing / Development
- •Web site design
- •SEO strategy
- •Web advertising consulting / management
- •Landing page consulting / management
- •Copywriting / content creation
- •Marketing consulting
AI & Business Efficiency Consulting
- •AI implementation support
- •Workflow design & improvement
Get in Touch
For questions, collaborations, or business inquiries: