question: Which band, The Dangerous Summer or Hello Sleepwalkers, is based in America?
answer: The Dangerous Summer
context: Title: Count to Four
  Passage: Count to Four are a progressive pop-punk band from South Jersey/Philadelphia in the vein of The Wonder Years.  Initially founded in 2009, the band didn't release material or push social media sites until 2010 at which point their lineup was solidified.  Since inception, Count to Four recorded and self-released three EPs and a full-length studio album from the beginning of 2010 to the end of 2013.  They've shared the stage with reputable acts such as The Dangerous Summer, Rufio, Man Overboard, and also received a major endorsement from frontman Alex Gaskarth of All Time Low.  Currently the band is unsigned but under Kolossal Management with booking and PR teams.
  Title: Reach for the Sun
  Passage: Reach for the Sun is the debut studo album by American alternative rock band The Dangerous Summer.
  Title: The Dangerous Summer (band)
  Passage: The Dangerous Summer is a rock band from Ellicott City, Maryland.
  Title: Hello Sleepwalkers
  Passage: Hello Sleepwalkers (ハロー・スリープウォーカーズ ) is a five member Japanese alternative rock band from Okinawa formed in 2008.  The band is signed to A-Sketch Music Label and have currently released three studio albums, one extended play, four single albums, and ten singles.  They are best known for performing the opening theme song of the anime "Noragami", "Goya no Machiawase" (午夜の待ち合わせ , Midnight's Appointment ) .
citations: Hello Sleepwalkers The Dangerous Summer (band)