English: I who am a contributor drew the picture by a software which developed by myself.
The survey map which I referred to depends on "「仲哀天皇陵古墳」『古市古墳群測量図集成』古市古墳群世界文化遺産登録推進連絡会議(羽曳野市・藤井寺市) (2015年)". This is a drawing of present situation (not a drawing of a restored mound).
The drawing depends on wire frame. Perspective projection.