Complex sentence: The band toured all over Japan during their "Linear" tour in 2007, as well as performing a joint tour in December 2013 with Asian Kung-Fu Generation to celebrate both bands' 10-year anniversaries.
Split into simpler sentences: The band toured all over Japan during their "Linear" tour in 2007. Their latest tour will be a joint tour in December 2013 with Asian Kung-Fu Generation to celebrate both bands' 10-year anniversaries.