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Books about Yukiyasu:
Vision he no Tabiji - Ongaku no Chuuboukara 1 Record Producer Yukiyasu Hachino (Japanese Edition) by Yukiyasu Hachino (Oct 19, 2013)
Mapping the Tibetan World by Osada, Yukiyasu, Kanamaru, Atsushi published by Kotan Publishing (2000) (0100)
Wiki information Yukiyasu:
Naitō Yukiyasu or Naitō Joan was a Japanese samurai, son of Naitō Genzaemon. He was baptised in 1564 and was banished to Manila by the ex-shogun Tokugawa Ieyasu in 1614 and died there in 1626. He was also known as Naitō Tadatoshi
Yukiyasu Asano is a film director.