EMI, Doi. Soaking and Seasoning: The Aromatic Pleasures of "Yuzu". Nippon.com [online]. 2017-12-21 [cit. 2022-04-11]. Umaji looked to yuzu production in the 1960s to boost the local economy, and over the subsequent years farmers have turned the village into a citron success story.. Dostupné online.
tosakuro.co.jp
TOSA KUROSHIO RAILWAY | Our trains and stations. www.tosakuro.co.jp [online]. [cit. 2022-04-11]. Dostupné v archivu pořízeném z originálu dne 2006-05-05.
web.archive.org
TOSA KUROSHIO RAILWAY | Our trains and stations. www.tosakuro.co.jp [online]. [cit. 2022-04-11]. Dostupné v archivu pořízeném z originálu dne 2006-05-05.