short for 近江国 (Ōmi-no-kuni): Ōmi Province / a surname / another name for 琵琶湖 (Biwako, “Lake Biwa”)

insomnia; sleeplessness

Alternative spelling of 近江 (Ōmi): Ōmi Province / Alternative spelling of 近江 (Ōmi): the ancient name for 琵琶湖 (Biwako, “Lake Biwa”) / a surname

a male given name

尿: urine / 繞: Chinese character radical that covers the left and bottom of a Chinese character

手錠: handcuffs

連声: a morphological change of an initial syllable of the second kanji under the influence of the historical coda of the first kanji in a word

二乗: squaring

二条:

二乗: square