So me and my sister were on iscribble doodling together and we decided to a collab (basically one person making the lineart and the other coloring.) http://img41.imageshack.us/img41/9736/screenshot20091113at901.png I did most of this one (Ack...I couldn't fit the top of his hair and sister was like ...
Well, In the manga Hoshie (That's Tobio's Mother's name.) divorced with Tenma when he sold astro, i think..... There more info here: http://tezukainenglish.com/?q=node/216/