MegaMan NT Warrior - Season 2 - Eps 5: Metal Hot Spring! Ow It's Hot!
Ms. Mari takes Lan and some of the other kids on a field trip to the ancient Yokayoka Hot Springs, but Lan finds more fun NetBattling a local employee named Tamako. That is, until he discovers Tamako and her NetNavi HeavyMetalMan are so obsessed with NetBattling they won't let Lan do anything else. Even worse, the goofiest villain on the Net, BubbleMan, has returned to get his revenge on MegaMan and Lan, even if it takes opening a Dimensional Area to do it!
About MegaMan NT Warrior

Title: MegaMan NT Warrior
First Air Date: 2002-03-04
Last Air Date: 2006-09-30
Status: Ended
Rating: 7.825/10 (from 20 votes)
Language: JA
Seasons: 5
Total Episodes: 209
Network: TV Tokyo
Genres: Action & Adventure, Animation, Sci-Fi & Fantasy
Production Companies: XEBEC, Shogakukan-Shueisha Productions, NAS, TV Tokyo
Synopsis
In the year 20XX, a young boy named Netto Hikari receives a very special gift as he enters the 5th grade: his very own customized Net Navi, Rockman.
Cast

Kumiko Higa
Lan Hikari (voice)

Akiko Kimura
Rockman.EXE (voice)

Yuji Ueda
Higsby / NumberMan.EXE (voice)

Kaori Mizuhashi
Mayl Sakurai (voice)

Masako Jō
Roll.EXE (voice)