One hit..
Markus have him on page 82, Lexikon der japanischen Schwertschmiede A-M
Hiroyuki, Kan`ei 1624-1644, Bungo -„ Bungo -ju Fujiwara Hiroyuki“, Hoshu Takada-ju Fujiwara Hiroyuki, Fujiwara-Takada Schule
Best
PS that costs you a BIG beer and quarterpounder