Both are about a girl with katana seeking vengeance.....................................................

Both are very similar. Both are based on famous manga..................................................

Both are about romance of an office guy & a girl. Both star Miyazaki Aoi...................................................................

Both are about friendship, a girl who can timeleap, leaping time various times to fix mistakes. Toki kake has homage to Uchiage hanabi. Both are very similar...............

Both JDramas are about girls with superpowers. Both are based on famous novels by same author...................................

Both are about teachers. Both JDramas are very handy in learning keigo, Polite speech Japanese by watching..................

Both are kinda similar thriller corporate movies...............................................................................

Both are based on famous manga by the same author. Both are very similar..............................

Both movies are about music bands. Both movies a guy lives in girl's house. Both are based on famous manga. Both are very similar....................................

Both are very similar......................................................................
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Both are very similar. Both star Kuroki Meisa................................................................................

Both are comedy movies about conflicts regarding succession, after death of a leader, though both are about two completely different things.......................