Japan & Korea × Banking & Open Banking

Banking & Open Banking in Japan & Korea

4 banking & open banking providers across Japan & Korea, publishing 9 APIs.

4 providers 9 published APIs 9 indexed documents
Thin cohort — 4 providers, below the 5-provider floor. This page publishes its roster and deliberately generates no statistics about it. A distribution over 4 providers is not a small characterisation of banking & open banking in Japan & Korea — it is a wrong one. Read the number as a statement about what the catalog has profiled, not about the market: Japan & Korea holds 322 providers overall and Banking & Open Banking holds 997. If a company belongs here and is missing, add it.

Banking & Open Banking across Japan & Korea — 4 providers on the APIs.io network sit in both cohorts, and between them they publish 9 indexed APIs.

This cell is below the 5-provider floor, so it carries no generated statistics. A distribution over 4 providers is not a small characterisation of banking & open banking across Japan & Korea, it is a wrong one. What follows is the roster and nothing more. The gap is a statement about catalog coverage rather than about the market: Japan & Korea holds 322 providers in total and Banking & Open Banking holds 997, so the intersection being this small is worth reading as a queue of organisations not yet profiled.

Region membership is derived from three explicit signals — a provider tag, a provider-name pattern, or a stated headquarters in the provider’s own description. This is a map of stated headquarters, not of markets served.

Providers (4)

Provider Description APIs Rating
Toss Toss is a Korean financial super-app operated by Viva Republica that provides REST APIs for payments, banking, credit scoring, identity verification, and financial services acro... 4 emerging
KakaoBank KakaoBank is South Korea's leading internet-only bank, offering REST APIs for account management, fund transfers, loans, credit scoring, and open banking data connectivity for t... 5 emerging
Finda Finda (핀다) is a South Korean fintech company founded in 2015 and headquartered in Seoul that operates a licensed online loan-comparison and financial-product marketplace. Throug... 0 minimal
Habitto Habitto is a Tokyo-based fintech company building a mobile financial wellness app for the Japanese market under the banner お金の新習慣 ("new money habits"). The app pairs a high-yiel... 0 minimal

Indexed API documents (9)

Two numbers, both real: these providers publish 9 APIs as their own documents, which the catalog indexes split one-per-resource into 9 documents.

Toss Payments API

Toss
REST API for processing payments, authorizations, cancellations, and refunds through the Toss Payments platform. Supports card, virtual a...

Toss Pay API

Toss
Legacy REST API for Toss Pay payment transactions, merchant approval flows, refunds, and payment status checks. Operates on the pay.toss....

Toss Payments Webhooks

Toss
Event-driven webhook system for receiving real-time notifications on payment status changes, virtual account deposits, cancellations, Bra...

Toss Payments Payouts API

Toss
API for marketplace and platform operators to disburse funds to registered sellers. Supports seller registration, payout requests, and ev...

KakaoBank Account Management API

KakaoBank
REST API for managing KakaoBank accounts including demand deposits, savings accounts, and group accounts. Provides access to account bala...

KakaoBank Transfer API

KakaoBank
REST API enabling fund transfers between KakaoBank accounts and external bank accounts within South Korea's open banking network. Support...

KakaoBank Loan API

KakaoBank
REST API for loan origination and management including credit loans, business owner credit loans, and housing-related loans. Provides pro...

KakaoBank Credit Scoring API

KakaoBank
REST API providing alternative credit scoring capabilities powered by KakaoBank's data-driven credit models. Integrates with partners suc...

KakaoBank Open Banking API

KakaoBank
REST API connecting to South Korea's national open banking switchboard, enabling aggregated views of balances and transactions from multi...

Other industries in Japan & Korea

Artificial Intelligence 69 E-Commerce Platform 33 Financial Technology 24 Education & EdTech 23 Healthcare 23 Biotechnology & Drug Discovery 21 Data & Analytics 21 Digital Health & Telehealth 20 IoT & Connected Devices 19 Industrial 18 Supply Chain & Procurement 18 Payments & Money Movement 17 All of Japan & Korea →

Banking & Open Banking elsewhere

Europe 177 North America 175 United Kingdom & Ireland 89 Australia & New Zealand 70 Latin America 55 India & South Asia 33 Africa 23 France & Iberia 23 MENA (Middle East & North Africa) 21 DACH (Germany · Austria · Switzerland) 17 Middle East 16 Nordics 16 All of Banking & Open Banking →

This page is the intersection of two independently computed cohorts: Japan & Korea and Banking & Open Banking. A provider appears here only when it is already a member of both. Japan & Korea membership is matched on tag, name pattern, stated HQ, so this is a floor rather than a census — coverage gaps show up here as small numbers, not as absent pages.

Work with this as data

Every region here is available over the APIs.io API and to AI agents over MCP.

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Tools for regions

6 MCP tools reach this
  • find_regionsBrowse and filter every region in the catalog.
  • get_region_leadersPRO — top-rated providers in this region.
  • cohort_statsPRO — the distribution across the region.
  • apis_io_searchSTART HERE — APIs, providers and tags for one query, each with its total.
  • resolveTurn a domain, URL or GitHub org into the provider it belongs to.
  • find_cohortsEvery scored population of providers in the catalog.
All 92 tools →

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As a scored cohort 
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The distribution (Pro) 
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