Trying to locate the source of an image

I've been trying to find the source and I've found that it was pubslished to this page https://www.japannihon.com/how-to-draw-anime-boy/ But I can't find the artist who drew it or what year it was likely drawn.

I've been trying to find the source and I've found that it was pubslished to this page https://www.japannihon.com/how-to-draw-anime-boy/ But I can't find the artist who drew it or what year it was likely drawn.