Sitting right outside Tokyu Kabukicho Tower is an outpost of discount ticket store TKTS. This is where you can pick up great deals on tickets to plays, musicals, sporting events, live music shows, art exhibitions and traditional performing arts like Noh and kabuki. You can get discounts as big as 50 percent for same day or next day tickets.
To see the current sales lineup, you can visit the website before heading over.