The Maru series — Shopify apps that work in Japanese
Shopify is a strong platform, but running it in Japanese exposes small gaps: appointments, spelling-variant search, compliant invoices, best-seller rankings. We build and operate an app for each of them.


Shopify booking app
Maru Booking
In-store appointment and event booking calendar, staff and resource management, customer records with visit history, and adding bookings to Google Calendar.
Pricing: Free plan · 7-day trial / from $19.99


Shopify search app
Maru Search
Site search that handles Japanese spelling variants, searching products, blog posts and pages, SKUs, and search analytics.
Pricing: Free plan · 14-day trial / from $29.99


Shopify invoice app
Maru Invoice
Estimates, plus invoices, delivery notes and receipts under Japan's invoice rules, with CSV export for accounting and shipping.
Pricing: Free plan · 7-day trial / from $9.99


Shopify ranking app
Maru Sales Ranking
Best-seller rankings published automatically, with attribution and A/B testing.
Pricing: Free plan · 7-day trial / from $12
Help with setup and operations
App configuration, Shopify store builds, migrating off an existing booking system — you talk to the developer directly. Nothing needs to be fully specified yet.