A fitness creator who writes the software.

One small tool, free, every Monday. I am @imshogo.k — product management at Mercari, CTO at TPS Collective, five years into training.

Shipping record

5 / 48 weeks shipped

ShippedEmpty71% kept

One cell per week, filled when a tool shipped. A year is 48 — four weeks off is the plan, not a failure. Empty weeks stay in the record; an edited record is not a promise.

The library

Week 05 · Squat

2 runs

Depth

Was that squat deep enough? The video decides, not you.

Open tool

Week 04 · Winter Arc

11 runs

Arc Builder

Winter Arc starts 1 October. Build yours before it does.

Open tool

Week 03 · Muscle

7 runs

Muscle Index

How much muscle you carry for your height — and the room above it.

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Week 02 · Time

15 runs

Workouts Left

How many training sessions you have left before you turn forty.

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Week 01 · Strength

39 runs

Strength Percentile

Where your lifts rank against 100,000 men at your bodyweight.

Open tool