If translation is correct, from Markus Seskos book, last Kanji is different:
YASUHIRO (康広), 1st gen., Kanbun (寛文, 1661-1673), Settsu –
“Bitchū no Kami Tachibana Yasuhiro”
(備中守橘康広), “Kishū-jū Yasuhiro” (紀州住安広), “Tomita Gorōzaemon no Jō Yasuhiro” (富田五郎左衛門尉
康広), Ōsaka-Ishidō school, real name Tomita Gorōzaemon (富田五郎左衛門), he came originally from Ōmi and was
the second son of Tosa Shōgen Tameyasu (土佐将監為康), he signed his name in early years with the characters (安広),
later he moved to Ōsaka and founded there the Ōsaka-Ishidō school, he worked in the Ichimonji style, i.e. in chōji with a
midare-utsuri, but also blades with a tōranba in ko-nie-deki with many nie and a wide nioiguchi are extant, he also worked in
Yamashiro province, wazamono, chūjō-saku
YASUHIRO (康広), 2nd gen., Jōkyō (貞享, 1684-1688), Settsu –
“Bitchū no Kami Tachibana Yasuhiro”
(備中守橘康広), Ōsaka-Ishidō school, real name Tomita Sō´emon (富田惣右衛門), he also carved a chrysanthemum
or a chrysanthemum on a branch onto his tangs and worked in the style of his father, the 1st gen. Yasuhiro, chūjō-saku
YASUHIRO (康広), 3rd gen., Kyōhō (享保, 1716-1736), Settsu –
“Bitchū no Kami Tachibana Yasuhiro”
(備中守橘康広), Ōsaka-Ishidō school, only few blades are extant by him, it is said that he too carved a chrysanthemum
onto his tangs
Value depends on condition and papers.