Previous answer is
Oku Yamato Kami Taira Ason Motohira/Kansei 6 Tora Aki (Autumn 1794)

Special feature:Satsuma province produced excellent swordsmiths under the patronage of the Shimazu family.
Motohira, born as a son of retaind swordsmith Oku Motonao in 1744 was a reprsentative swordsmith
in early Shin-to period. Motohira succeeded the headship of family in 1777
and was appointed Yamato (No) Kami in 1789. His younger brothers Mototake
and Motoyasu were also excellent swordsmith and their collaboration still survives.
Motohira passed away in 1826, aged 83.

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Appraisal Quiz #461 (October 21st, 2017)
Who made this sword do you think ?
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Hints. ※The picture will be enlarged

Blade length :　69.8　cm or 27.48 inches.
Sori : 2.2 cm or 0.86 inches.
Mekugi : 　1
Width at the hamachi : 2.90 cm or 1.14 inches.
Width at the Kissaki : 2.15 cm or 0.84 inches.
Kasane : 0.6 cm or 0.23 inches.
Shape : Osuriage Mumei Katana. Regular size with large Sori.
Jigane : Ko-Itame Hada well grained with Jinie attach.
It reminds one of the top Rai school's Jigane.
Shinogi-Ji: Ko-Itame Hada and Mokume Hada. Some parts are Masanagare.
Hamon : Ko-Nie Deki, Suguha with Ko-Ashi.
There are many Yo.
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