敬具 (けいぐ)Yours sincerely; Yours truly; Sincerely yours

敬具, its kanji, and other words that share them.Open this graph

Kanji in 敬具

敬称けいしょうtitle of honour; title of honor
敬意けいいrespect; honour
尊敬そんけいrespect; esteem
敬遠けいえんpretending to respect someone while in fact staying distant; keeping at arm's length
敬老けいろうrespect for the aged
失敬しっけいrudeness; impoliteness
敬ううやまうto show respect for; to revere
敬愛けいあいrespect and affection; love and respect
具体的ぐたいてきconcrete; definite
具体ぐたいconcrete; tangible
具合ぐあいcondition; state
道具どうぐtool; implement
家具かぐfurniture
具体化ぐたいかembodiment; materialization
器具きぐutensil; implement
用具ようぐtool; implement

See how 敬具 connects to the rest of Japanese.