Quokka Korea Tools

com.thequokkacompany/korea-toolsVersion 0.5.2

Korean holidays, business days & legal deadlines, won amounts in words, NEIS/SMS byte counts

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Responds158 msNov 14, 2026, 14:18 UTCAnswered our handshake without sign-in.

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Last checked: Nov 14, 2026, 14:18 UTC
Latency: 158 ms
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Registry data as of: Nov 14, 2026, 22:14 UTC

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Connect

Streamable HTTP

https://mcp.thequokkacompany.com/koreaResponds158 msNov 14, 2026, 14:18 UTC

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Claude Code

claude mcp add --transport http korea-tools https://mcp.thequokkacompany.com/korea

Claude Desktop and claude.ai

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Settings > Connectors > Add custom connector
Name: korea-tools
Remote MCP server URL: https://mcp.thequokkacompany.com/korea

Cursor

{
  "mcpServers": {
    "korea-tools": {
      "url": "https://mcp.thequokkacompany.com/korea"
    }
  }
}

VS Code

code --add-mcp '{"name":"korea-tools","type":"http","url":"https://mcp.thequokkacompany.com/korea"}'

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Tools

17 tools

Tools of Quokka Korea Tools
	Description		Read-only	Idempotent	Open world
`kr_add_business_days`Move forward (or back, with negative days) a number of South Korean business days from a start date, skipping weekends and public holidays. The start date itself is not counted. Use for deadlines like "within 7 business days". Holiday data covers 2024-2027 (source: KASI; updated 2026-11-12). It includes substitute holidays and election days, and the 2026 additions Labor Day (May 1) and Constitution Day (Jul 17).	Move forward (or back, with negative days) a number of South Korean business days from a start date, skipping weekends and public holidays. The start date itself is not counted. Use for deadlines like "within 7 business days". Holiday data covers 2024-2027 (source: KASI; updated 2026-11-12). It includes substitute holidays and election days, and the 2026 additions Labor Day (May 1) and Constitution Day (Jul 17).	No	Yes	Yes	No
`kr_address_split`Split South Korean addresses into province/city (시도, normalized to the official name such as 서울특별시), district (시군구, including 일반구 like 수원시 영통구), base address (road name + building number) and detail (unit). Handles leading postal codes and addresses written without spaces. Rule-based; does not look up a database.	Split South Korean addresses into province/city (시도, normalized to the official name such as 서울특별시), district (시군구, including 일반구 like 수원시 영통구), base address (road name + building number) and detail (unit). Handles leading postal codes and addresses written without spaces. Rule-based; does not look up a database.	No	Yes	Yes	No
`kr_age`Compute international age (만 나이, the legal standard in Korea since June 2023) and year age (연 나이, used by the Youth Protection Act and military service) on a reference date. Input a birth date, or the first 7 digits of a resident registration number (YYMMDD-G) to also get sex and century. Feb 29 birthdays turn a year older on Mar 1 in common years. The input is not stored.	Compute international age (만 나이, the legal standard in Korea since June 2023) and year age (연 나이, used by the Youth Protection Act and military service) on a reference date. Input a birth date, or the first 7 digits of a resident registration number (YYMMDD-G) to also get sex and century. Feb 29 birthdays turn a year older on Mar 1 in common years. The input is not stored.	No	Yes	Yes	No
`kr_amount_check`Find amounts written both in Korean words and in digits in a contract, quote or IOU, e.g. "일금 일백이십삼만원정(₩1,230,000)" or "1,230,000원(금 일백이십삼만원)", and check that the two agree. Mismatches come back with both values and the correct Korean words for the digits. You can also pass explicit pairs. Use before sending or signing a Korean document with amounts.	Find amounts written both in Korean words and in digits in a contract, quote or IOU, e.g. "일금 일백이십삼만원정(₩1,230,000)" or "1,230,000원(금 일백이십삼만원)", and check that the two agree. Mismatches come back with both values and the correct Korean words for the digits. You can also pass explicit pairs. Use before sending or signing a Korean document with amounts.	No	Yes	Yes	No
`kr_amount_to_korean`Write a won amount in Korean words exactly: reading form ("백이십삼만 사천오백육십칠 원", spaced every 만 per Korean orthography), contract/receipt form ("일금 일백이십삼만사천오백육십칠원정"), and mixed form ("123만 4,567원"). Whole numbers below 10^20.	Write a won amount in Korean words exactly: reading form ("백이십삼만 사천오백육십칠 원", spaced every 만 per Korean orthography), contract/receipt form ("일금 일백이십삼만사천오백육십칠원정"), and mixed form ("123만 4,567원"). Whole numbers below 10^20.	No	Yes	Yes	No
`kr_business_day`Check whether a date is a business day in South Korea (not a weekend and not a public holiday), and give the previous and next business days. Holiday data covers 2024-2027 (source: KASI; updated 2026-11-12). It includes substitute holidays and election days, and the 2026 additions Labor Day (May 1) and Constitution Day (Jul 17).	Check whether a date is a business day in South Korea (not a weekend and not a public holiday), and give the previous and next business days. Holiday data covers 2024-2027 (source: KASI; updated 2026-11-12). It includes substitute holidays and election days, and the 2026 additions Labor Day (May 1) and Constitution Day (Jul 17).	No	Yes	Yes	No
`kr_business_number_check`Validate the format and check digit of South Korean business registration numbers (사업자등록번호, 10 digits, NTS weights 1,3,7,1,3,7,1,3,5) and format them as 123-45-67890. This is an offline checksum test only: it does not tell whether the business is open or closed.	Validate the format and check digit of South Korean business registration numbers (사업자등록번호, 10 digits, NTS weights 1,3,7,1,3,7,1,3,5) and format them as 123-45-67890. This is an offline checksum test only: it does not tell whether the business is open or closed.	No	Yes	Yes	No
`kr_count_business_days`Count South Korean business days between two dates (both ends included by default). Also returns weekend and weekday-holiday counts. Holiday data covers 2024-2027 (source: KASI; updated 2026-11-12). It includes substitute holidays and election days, and the 2026 additions Labor Day (May 1) and Constitution Day (Jul 17).	Count South Korean business days between two dates (both ends included by default). Also returns weekend and weekday-holiday counts. Holiday data covers 2024-2027 (source: KASI; updated 2026-11-12). It includes substitute holidays and election days, and the 2026 additions Labor Day (May 1) and Constitution Day (Jul 17).	No	Yes	Yes	No
`kr_holidays`List South Korean public holidays (공휴일) for a year or a date range, with Korean names. Holiday data covers 2024-2027 (source: KASI; updated 2026-11-12). It includes substitute holidays and election days, and the 2026 additions Labor Day (May 1) and Constitution Day (Jul 17).	List South Korean public holidays (공휴일) for a year or a date range, with Korean names. Holiday data covers 2024-2027 (source: KASI; updated 2026-11-12). It includes substitute holidays and election days, and the 2026 additions Labor Day (May 1) and Constitution Day (Jul 17).	No	Yes	Yes	No
`kr_korean_to_amount`Read a Korean money expression as an exact number: "1억 2천만 원", "삼백오십만원", "일금 일백만원정", "2.5억", "12만3천". Returns digits and comma form.	Read a Korean money expression as an exact number: "1억 2천만 원", "삼백오십만원", "일금 일백만원정", "2.5억", "12만3천". Returns digits and comma form.	No	Yes	Yes	No
`kr_legal_deadline`Compute when a period expires under the Korean Civil Act (arts. 155-161), the default rule when a law or contract does not say otherwise: the first day is not counted unless the period starts at 00:00; weeks, months and years follow the calendar and end the day before the corresponding date (or at month end if that date does not exist); if the last day is a Saturday, Sunday or public holiday the deadline moves to the next working day. Use for "within 14 days of receipt", "1 month from notice", contract terms. Not legal advice; some statutes set their own rules. Holiday data covers 2024-2027 (source: KASI; updated 2026-11-12). It includes substitute holidays and election days, and the 2026 additions Labor Day (May 1) and Constitution Day (Jul 17).	Compute when a period expires under the Korean Civil Act (arts. 155-161), the default rule when a law or contract does not say otherwise: the first day is not counted unless the period starts at 00:00; weeks, months and years follow the calendar and end the day before the corresponding date (or at month end if that date does not exist); if the last day is a Saturday, Sunday or public holiday the deadline moves to the next working day. Use for "within 14 days of receipt", "1 month from notice", contract terms. Not legal advice; some statutes set their own rules. Holiday data covers 2024-2027 (source: KASI; updated 2026-11-12). It includes substitute holidays and election days, and the 2026 additions Labor Day (May 1) and Constitution Day (Jul 17).	No	Yes	Yes	No
`kr_lunar_convert`Convert between the Korean lunar calendar (음력) and the Gregorian calendar using the Korea Astronomy and Space Science Institute standard, with leap months (윤달) and 간지. Korean and Chinese lunar dates differ in some years (2027 Lunar New Year: Korea Feb 7, China Feb 6), so do not use a Chinese lunar library for Korean dates. For a lunar birthday or memorial day (제사) give lunar_month_day and years to get the solar date in each year. With no arguments it returns today's lunar date in Korea. Range: lunar 1000-01-01 to 2050-11-18.	Convert between the Korean lunar calendar (음력) and the Gregorian calendar using the Korea Astronomy and Space Science Institute standard, with leap months (윤달) and 간지. Korean and Chinese lunar dates differ in some years (2027 Lunar New Year: Korea Feb 7, China Feb 6), so do not use a Chinese lunar library for Korean dates. For a lunar birthday or memorial day (제사) give lunar_month_day and years to get the solar date in each year. With no arguments it returns today's lunar date in Korea. Range: lunar 1000-01-01 to 2050-11-18.	No	Yes	Yes	No
`kr_mask_pii`Mask Korean personal data before you store, log or share it. Text mode finds and masks resident registration numbers (900101-1****), phone numbers (010--5678), emails (ab*@x.com) and 16-digit card numbers inside free text. Item mode masks given values by kind, including names (홍동). Nothing is stored or logged.	Mask Korean personal data before you store, log or share it. Text mode finds and masks resident registration numbers (900101-1****), phone numbers (010--5678), emails (ab*@x.com) and 16-digit card numbers inside free text. Item mode masks given values by kind, including names (홍동). Nothing is stored or logged.	No	Yes	Yes	No
`kr_name_split`Split Korean full names into family name and given name, recognizing two-character surnames (남궁, 황보, 제갈, 선우 …). Flags names that are ambiguous from the characters alone (선우진 = 선 + 우진 or 선우 + 진). Latin-script names use the last word as family name.	Split Korean full names into family name and given name, recognizing two-character surnames (남궁, 황보, 제갈, 선우 …). Flags names that are ambiguous from the characters alone (선우진 = 선 + 우진 or 선우 + 진). Latin-script names use the last word as family name.	No	Yes	Yes	No
`kr_phone_format`Normalize South Korean phone numbers (mobile 010, Seoul 02, regional 031-064, 070, 050x safe numbers, 15xx/16xx/18xx company numbers) to one style. Restores a leading 0 dropped by Excel, converts +82, keeps extensions. Unknown shapes return null.	Normalize South Korean phone numbers (mobile 010, Seoul 02, regional 031-064, 070, 050x safe numbers, 15xx/16xx/18xx company numbers) to one style. Restores a leading 0 dropped by Excel, converts +82, keeps extensions. Unknown shapes return null.	No	Yes	Yes	No
`kr_relative_date`Turn a Korean relative date expression into an exact date and weekday, counted from a base date in Korea time: 오늘/내일/모레/내일모레/글피, 어제/그제, "3일 뒤", "이틀 후", "2주 후", "한 달 뒤", "3영업일 후", "다음 주 화요일", "지난주 금요일", "이번 주말", "금요일", "다음 달 말일", "이번 달 25일", "내년 3월 1일", "연말". Weeks start on Monday. Also says whether the result is a Korean business day. Use this instead of working out weekdays yourself.	Turn a Korean relative date expression into an exact date and weekday, counted from a base date in Korea time: 오늘/내일/모레/내일모레/글피, 어제/그제, "3일 뒤", "이틀 후", "2주 후", "한 달 뒤", "3영업일 후", "다음 주 화요일", "지난주 금요일", "이번 주말", "금요일", "다음 달 말일", "이번 달 25일", "내년 3월 1일", "연말". Weeks start on Monday. Also says whether the result is a Korean business day. Use this instead of working out weekdays yourself.	No	Yes	Yes	No
`kr_text_count`Count Korean text exactly: characters with and without spaces (as Korean job sites count 자기소개서), lines, words, UTF-8 bytes, NEIS school-record bytes (Hangul 3, ASCII 1), and SMS/LMS bytes with the message type. Models see tokens, not characters, so use this instead of estimating length.	Count Korean text exactly: characters with and without spaces (as Korean job sites count 자기소개서), lines, words, UTF-8 bytes, NEIS school-record bytes (Hangul 3, ASCII 1), and SMS/LMS bytes with the message type. Models see tokens, not characters, so use this instead of estimating length.	No	Yes	Yes	No

Details

Registry status: Active
Published: Nov 14, 2026
Updated: Nov 14, 2026
Website: https://mcp.thequokkacompany.com/⁠ (opens in a new tab)
Repository: https://github.com/Rookie0031/korea-tools-mcp⁠ (opens in a new tab)
Categories (suggested): CommunicationSuggested categories are assigned automatically from the registry text and may be wrong. Verified operators can correct them.
GDPR: Not declared

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