Sources

Every number and every picture on this site, and where it comes from.

Live data リアルタイムデータ

Read at request time or streamed. The cadence column says how fresh a value can be.

Source	What we take	Cadence
Hyperliquid info API · xyz dex (HIP-3) POST https://api.hyperliquid.xyz/info · {type:"metaAndAssetCtxs", dex:"xyz"} · wss://api.hyperliquid.xyz/ws activeAssetCtx xyz:JPY	USD/JPY oracle, mark, prevDay, open interest; S&P 500, Nikkei 225, KOSPI 200, EWJ, Gold, Silver, EUR, GBP	Every request (5 s cache) · WebSocket per tick
Hyperliquid info API · HyperCore spot POST /info · {type:"spotMetaAndAssetCtxs"} · activeAssetCtx @107	HYPE/USDC mid and mark (pair @107), 24h notional	Every request (5 s cache) · WebSocket per tick
Hyperliquid info API · candles

Japan macro 日本マクロ

Official releases from the Ministry of Finance, the IMF and the Federal Reserve. Reserves and intervention are monthly; JGB yields are daily.

Source	What we take	Cadence	Used in
Ministry of Finance, Japan · International Reserves / Foreign Currency Liquidity official_reserve_assets/historical.csv (Shift_JIS)	Official reserve assets and foreign securities, US$ millions, month-end	Monthly (24 h cache)	/statistics /history
Ministry of Finance, Japan · JGB interest rates interest_rate/jgbcme.csv · historical/jgbcme_all.csv (1974–)	Daily JGB yields 1Y–40Y (2Y, 10Y, 30Y shown)	Daily (1 h cache)	/statistics
IMF · World Economic Outlook (DataMapper API) GET https://www.imf.org/external/datamapper/api/v1/GGXWDG_NGDP/JPN	General government gross debt, % of GDP, Japan (current year is a WEO estimate)	Semi-annual WEO (24 h cache)
McDonald's Japan · Big Mac product page	Today's Tokyo menu price of a Big Mac (¥), read from the product page	Daily (24 h cache)
bigmacindex.app · JSON mirror of The Economist data (CC-BY 4.0) GET https://bigmacindex.app/data/bigmac-latest.json	Fallback for the index when GitHub is unreachable; same fields, camelCase	Per edition (24 h cache)
The Economist · Big Mac index (open data) output-data/big-mac-full-index.csv	Local Big Mac price for Japan (¥) and the United States ($), per semi-annual edition; the YAN price and the burger-parity line are derived live	Per edition (24 h cache)
IMF · COFER data brief (1 July 2026)	Yen share of allocated global FX reserves: 5.44% in 2026Q1 (5.84% in 2025Q4); USD 57.13%, EUR 20.03%	Quarterly
FRED · Federal Reserve Bank of St. Louis GET /fred/series/observations?series_id=DEXJPUS	USD/JPY (DEXJPUS, Fed H.10). Requires FRED_API_KEY; the row is hidden when the key is absent.	Daily (1 h cache)

Reference sources 参照資料

Facts used in the timelines, banknote records and copy.

Source	What we take	Cadence	Used in
National Printing Bureau of Japan	History of Japanese paper money; Series F specifications; ~3 billion notes supplied per year	Reference	/history /archive /statistics
Bank of Japan	Founding (1882), first note (1885), issuance dates of Series B–E	Reference	/history /archive
Wikipedia · 1000 yen note	Per-series portraits, reverse designs, dimensions and issuance windows	Reference	/archive
Hyperliquid Docs / Hyper Foundation	Founders, points program (2023-11-01), HYPE genesis (2024-11-29), HyperEVM mainnet (2025-02-18), architecture	Reference	/history /docs/why-hyperevm
trade.xyz docs · HIP-3 xyz dex	Builder-deployed perpetuals; listing of FX, indices and equities	Reference
Digital Agency / Small and Medium Enterprise Agency (Japan)	336 government tasks that could not immediately abolish fax (2022); 48.5% electronic order-taking among SMEs (2021)	Reference
Ministry of Finance, Japan · Foreign Exchange Intervention Operations feio/monthly/YYYYMMDDe.html · feio/quarter/2026_2Qe.html	Monthly totals and quarterly per-operation detail: 30 Apr / 4 May / 6 May 2026 (¥11,734.9bn), 30 Jul – 26 Aug 2026 (¥15,399.3bn)	Monthly / quarterly
White House remarks, 19 Aug 2026 (Reuters live feed on YouTube)	Presidential remarks mentioning Hyperliquid, 22:00–22:25; embedded via YouTube, captions transcribed and translated by the archive	Record
The White House · photo galleries	Official White House Photos of U.S.–Japan meetings (public domain)	Reference
Wikimedia Commons	Historical photographs and banknote specimens; license checked per file via the Commons API	Reference
Digital Agency Design System	Accessibility, clear forms and information hierarchy inform YAN’s custom service desks. Reference only; no government affiliation or copied official branding.	Design reference

Images 画像

Every image in the archive with its license. Generated illustrations are labeled as such and never presented as photographs of real events.

File	License	Credit
Nippon Bank at Tokyo (NYPL Hades-2360397-4044196).jpg1922	Public domain	Scan by NYPL
Former Bank of Japan Head Office 1.gifbefore 1896	Public domain	不詳
Ise Yamada Hagaki.jpg1600s	Public domain	Unknown authorUnknown author
Fukuyama-han hansatu1730.JPG1730	Public domain	投稿者Carpkazuのコレクションをスキャン
Dajokan-Satsu gold note 1 Ryo 01.jpg1868	Public domain	Dajōkan (太政官)
10 Yen 1872 Front.jpg1872	Public domain	Creator: Edoardo Chiossone (January 21, 1833 – April 11, 1898) For: Ministry of
Japan 1870 20 Yen (obv).jpg1870	Public domain	National Museum of American History
Dojima-Rice-Exchange-Osaka-by-Yoshimitsu-Sasaki.pngc. 1880	Public domain	Yoshimitsu Sasaki
Marunouchi London Street 1920s.jpgc. 1920	Public domain	Unknown authorUnknown author
Aerial view of Marunouchi district near Tokyo Station.jpg1932	Public domain	Unknown authorUnknown author
Tokyo Ginza, 1935-08.jpg1935	Public domain	Kōyō Ishikawa
Tokyo 1945-3-10-1.jpg1945	Public domain	米軍撮影
TokyoStockExchange1950.jpg1950	Public domain	US Army
Series A 10 Yen Bank of Japan note - front.jpg1946	Public domain	Eclipse2009
Series B 1000 Yen Bank of Japan note - front.jpg1950	Public domain	Eclipse2009
Series C 1K Yen Bank of Japan note - front.jpg1963	Public domain	Eclipse2009
Series D 10K Yen Bank of Japan note - front.jpg1984	Public domain	Eclipse2009
Series E 1K Yen bank of Japan note - front.jpg2004	Public domain	Eclipse2009
Series E 10K Yen Bank of Japan note - front.jpg2004	Public domain	Eclipse2009
Series F 10000 yen front.jpg2024	CC BY 4.0	RegoParkRen
Panasonic KX-F90 (cropped).jpg1990s model	CC BY-SA 4.0	File:Panasonic KX-F90.jpg: Pittigrilli derivative work: Georgfotoart
1000 yen Natsume Soseki.jpg1984	Public domain	Japanese Government
Series F 1,000 yen note front.jpg2024	CC BY 4.0	RegoParkRen
Series F 5000 yen front.jpg2024	CC BY 4.0	RegoParkRen
Series E 5K Yen Bank of japan note - front.jpg2004	Public domain	Eclipse2009
Series D 5K Yen bank of japan note - front.jpg1984	Public domain	Eclipse2009
Series C 10K Yen Bank of Japan note - front.jpg1958	Public domain	Eclipse2009
Series C 5K Yen Bank of Japan note - front.jpg1957	Public domain	Eclipse2009
10000 yen banknote (Series E), obverse.png2004	Public domain	Nippon Ginko, Government of Japan
5000 yen banknote (Series E), obverse.png2004	Public domain	Nippon Ginko, Government of Japan
treasury-1918.jpg1918	Public domain	Harris & Ewing
boj-2026.jpg2026	CC0	Syced
eccles-1937.jpg1937	Public domain	Federal Reserve
President Donald J. Trump participates in a CFTC Innovation Advisory Committee Launch with tech leaders2026-08-19	Public domain (U.S. Government work)	Official White House Photo by Abe McNatt
President Donald J. Trump participates in a Bilateral meeting with Japanese Prime Minister Sanae Takaichi2026-03-19	Public domain (U.S. Government work)	Official White House Photo by Abe McNatt / Daniel Torok / Emily J. Higgins
President Donald J. Trump and Japanese Prime Minister Sanae Takaichi deliver remarks in the State Dining Room2026-03-19	Public domain (U.S. Government work)	Official White House Photo by Joyce N. Boghosian
President Donald Trump participates in a bilateral meeting with Japanese Prime Minister Sanae Takaichi2025-10-28	Public domain (U.S. Government work)	Official White House Photo by Daniel Torok

Generated illustrations · 19