Market around Shirabe Calendar

Japanese calendar API for AI agents. Provides Rokuyo (六曜), Rekichu (暦注), Eto (干支), 24 Solar Terms, and fortune judgments for dates. Perfect for answering questions like "Is today a lucky day for a wedding?" or "When is the next Taian (大安)?". Supports both MCP and REST API.

Visit shirabe.dev ↗Pricing page ↗

Pricing (3 buyer tiers · 7 plans)

Free plan available Free

Prices in JPY — comparisons use USD at current FX. As parsed from shirabe.dev/pricing on 2026-10-11.

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Compare at

Shirabe Calendar · Enterprise

$40000/mo

Shirabe Address Managed plan

Enterprise-MCP server median

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insufficient comparable pricing

vs Enterprise MCP servers

Insufficient

comparable pricing

ⓘ Comparisons are same provider type (MCP server) and same buyer tier (Enterprise). Never across tiers.

Market density

0th pctile

1 competing vendors

Comparable listings · 30d

Flat

limited data · 2 priced comparables

Price spectrum · Enterprise plans · 5 of 15 providers priced · log scale · $149 → $40000/mo

MCP servers APIs◻ shaded = middle 50% · line = median (all types)large ringed dot = Shirabe Calendar ($40000/mo)

Products in this market

Ranked by how closely each one matches Shirabe Calendar's job. Prices show each provider's Enterprise state; entry prices are labelled as such. Unpriced products still belong to the market.

MMCP servers9Ranked by similarity

Shirabe Calendarthis listing

jp-calendar MCP Server

custom quote Enterprise

not monthly-comparable

AAPIs2Ranked by similarity

JP Calendar x402

● API73% similar

no public price

Torify Japanese Locale

● API71% similar

$149/mo Enterprise

Market = the products most similar to this one by capability; prices are median / quartiles over its priced members, separated by provider type and buyer tier.