Much like MatingProblems in WesternChess, although due to ModernShogi?'s differing rules, the attacker must use a ForcingCheck? on every move. These make very good BrainTeaser?s
and TimeSucks.
Some decent examples of easy Tsume may be found at http://www.shogi.net/nexus/ladder/warm1-20.html
. The site also contains some harder ("challenge") problems. More links can be added if there's demand. (Yeah, right...)