Eta Funayama Kofun

[3] The style of the bronze items resemble artifacts from the Korean kingdom of Baekje, which had many exchanges with Japan at the time.

This sword, along with other items from the mound, have been designated National Treasures of Japan in the category archaeological materials.

The original inscription and translation is as follows:[5]治天下獲□□□鹵大王，奉□典曹人名无□弖，八月中，用大錡釜併四尺廷刀八十練□十捃□寸上□□刀。服此刀者□□子孫注ゝ得其恩也，不失其所統。作刀者名伊太加，書者張安也。In the reign of the great ruler Wa[kataki]ru who ruled the land, in the eighth month an official in service by the name of Mu...te used a large cauldron and a four-foot court [?]

He who wears this sword...; his descendants will successively obtain its favours, and not lose that which they control.

The name of the ruler, Wakatakiru, is reconstructed from evidence on the Inariyama burial mound sword.