References
Sources
Figures were checked against the sources below in August 2026. Auction prices, export values and retail prices move. Verify anything time sensitive before quoting it on stage.
A note on this list
This list reproduces the reference page printed in the Asia Pours booklet. A separate formal APA source document (Asia_Pours_Sources.docx) was planned for this site but has not yet been supplied. [VERIFY: needs Asia_Pours_Sources.docx] If a fuller or corrected source list becomes available, this page should be updated from it rather than from the booklet excerpt.
Ube
- Coherent Market Insights. (2026, June 8). Ube market size, opportunities and YoY growth rate, 2033. https://www.coherentmarketinsights.com/industry-reports/ube-market
- Cros, J., Mahe, P., Nemorin, A., Maledon, E., Abraham, K., & Arnau, G. (2020). Genome-wide genotyping elucidates the geographical diversification and dispersal of the polyploid and clonally propagated yam (Dioscorea alata). Frontiers in Plant Science.
- Inquirer Business. (2026, March 1). Ube's global appeal takes root. https://business.inquirer.net/576736/ubes-global-appeal-takes-root
- Ladrido, R. C. (2026, July 3). Know your Philippine ube: History, culture, and identity. VERA Files. https://verafiles.org/articles/know-your-philippine-ube-history-culture-and-identity
- Matcharista. (2026). Ube shop: Lila Yam Pulver. https://matcharista.ch/shop-ube.html
- Moriya, C., et al. (2015). New acylated anthocyanins from purple yam and their antioxidant activity. Bioscience, Biotechnology, and Biochemistry.
- Nemorin, A., David, J., Maledon, E., Nudol, E., Dalon, J., & Arnau, G. (2013). Microsatellite and flow cytometry analysis to help understand the origin of Dioscorea alata polyploids. Annals of Botany, 112(5), 1069-1081.
- Philippine Root Crop Research and Training Center, Visayas State University. (2026, July 1). An ube story: The Philippines' purple gold.
- Transparency Market Research. (2025, December 17). Ube market size, share and growth forecast 2035.
- USDA Foreign Agricultural Service. (2026, June). Philippines: Ube, purple yam. GAIN Report.
Yuzu
- DKSH Japan. (2024, November 15). DKSH Japan supports yuzu harvest in Kochi Prefecture, exploring yuzu's global potential.
- Japan External Trade Organization (JETRO). (n.d.). Yuzu: Highlighted Japanese ingredients.
- Nippon.com. (2026, January 18). Europe embraces the Japanese citron: One village's yuzu crusade. https://www.nippon.com/en/views/b06005/
- UC Riverside Citrus Variety Collection. (2023). Yuzu ichandrin (papeda hybrid): Citrus junos Sieb. ex Tanaka. CRC Accession 1216.
Matcha
- First Agri B2B. (2026). Matcha wholesale 2026: The complete B2B buyer's guide to sourcing from Japan. https://first-agri.jp/matcha/columns/040
- First Agri B2B. (2026, February 19). Uji matcha: Why Kyoto's tea region produces the world's finest matcha.
- Global Japanese Tea Association. (2025, May). Japanese tea report: Kyoto opening tencha auction.
- Grand View Research. (2026, June 24). Matcha market size, share and growth report, 2026-2033.
- Maison Genkai. (2026, May). Best matcha in Switzerland 2026: Honest buying guide. https://maisongenkai.ch/en/blog/best-matcha-in-switzerland-why-its-so-hard-to-find
- Maison Koko. (2026, June 4). Traditional matcha shading: Honzu, tana-gake and why it matters.
- Maison Koko. (2026, June 24). Matcha shortage 2026: Causes, prices and how to buy real matcha.
- Matcharonin. (2025, October 19). Matcha kaufen Schweiz: Die besten Quellen und Tipps (2026).
- MatchaLand. (2026). Der beste Matcha der Schweiz. https://matchaland.ch/en/collections/der-beste-matcha-der-schweiz
- One With Tea. (2026, June 15). The 2026 matcha shortage explained: A founder's view from the sourcing floor. https://onewithtea.com/blogs/news/2026-matcha-shortage-explained
- One With Tea. (2026, July 2). Matcha industry 2026: Record auctions and the shortage.
- Perfect Daily Grind. (2026, January 2). There's a matcha shortage in Japan: Where else can it grow?
- Senbird Tea. (2026, April 14). A guide to the history of matcha tea ceremonies.
- Wikipedia contributors. (2026). Shade cultivation of tea. Wikipedia.
- Yamamasa Koyamaen. (n.d.). History of matcha.
- Yuri Matcha. (2026, June 7). Kagoshima vs Uji matcha supply in 2026.
General
- European Commission, Directorate-General for Agriculture and Rural Development. (2023, September 27). EU-Japan: An additional 42 geographical indications protected for both sides.
- EUR-Lex. (n.d.). Economic partnership agreement between the EU and Japan. Publications Office of the European Union.