Picross e3 is the third game in the downloadable Picross series for Nintendo 3DS. Jupiter made 150 puzzles and a "Mega Picross" mode. These puzzles are more difficult since hints span two rows or two columns. The game also has "Easy Picross" for nonogram logic newbies and "Normal Picross."
Picross e3 is slated for release on June 12 as an eShop download in Japan, right smack in the middle of E3.
Mega Picross mode