Hikkatsu! Strike a Blow to Vivify

'''Hikkatsu! Strike a Blow to Vivify, known simply as Hikkatsu!''' (ヒッカツ!) in Japan, is a manga series written and illustrated by Yu Yagami. It was published in Japan by MediaWorks in the monthly manga magazine Dengeki Comic Gao! from May 27, 2005 to May 27, 2006 and collected in three bound volumes. It was licensed in North America by Go! Comi, with all three volumes released.

Plot
In a future where geomagnetic abnormalities have made everyday home appliances come alive, karate student Shota seeks to save humanity by perfecting his "Repair Blow"—it was inspired by a man who hit a television to make it work, but with Shota's strength he just demolishes it. In the company of Momoko and Kanji, he travels Japan through enclaves of interest groups, looking to help others.