じーちゃん・ぢぇっと!
Jiichan & Jet! has 3 volumes.
Jiichan & Jet! is currently finished.
Jiichan & Jet! was written by K-ske Hasegawa, Asaha Oka.
Jiichan & Jet! was published Mar 10, 2006 to Jan 10, 2008.
K-ske Hasegawa also made