To the Net World @ With You!
Yuta, Pit, Pot and Pat have one more obstacle to get through before they can rescue Mamoru Source: crunchyroll
Aired 29/03/2009EP 51 - To the Net World @ With You!

2008
Web Ghosts PiPoPa
About a young boy named Akigawa Yuta who gets sucked into a virtual world through his cell phone. He meets three strange creatures that travel with him on Yuta's adventure in this strange new world.