Meaning: しかくn. (Kanji=刺客) assassin, one who murders premeditatedly, one who secretly murders anothern. (Kanji=四角) square, geometric figure having four equal sides, something shaped like a squaren. (Kanji=死角) blind spot, area in the retina of the eye which is not sensitive to light; dead space, area which is outside of one's field of visionn. (Kanji=視覚) sense of sight, vision, sight, one of the five sensesn. (Kanji=資格) qualification, capabilities, licensen. (Kanji=視角) visual angle