Nodoka's stay is rather short, and Ranma hears that she is planning on returning home soon. He decides that he would really like for her to meet him as himself rather than as Ranko. Genma warns Ranma and constantly tries to stop him. When a water main explodes and sends Nodoka flying, Ranma saves her and Nodoka catches a glimpse of her son before passing out. When she awakens, she sees Ranko and thinks it was all a dream. Nodoka says that in her dream Ranma was very manly. Ranma tells Akane that he will wait until he can be normal before he tells his mother the truth. At the end, Ranma and Akane head off to school, and then turn towards the screen and say 'Goodbye!'.
While visiting Mrs. Tendo's grave Ranma begins to wonder about his own mother. Nodoka Saotome, Ranma's mother, had just sent a postcard telling the Tendos she was going to visit. Ranma is quite eager to meet his mother, but Genma explains to everyone that he made a promise to Nodoka when Ranma was first born. He made a death pact to Nodoka, which states that Ranma, be either reared as man among men or they be put to the sword. Genma and Ranma decide to hide their true identities and tell Nodoka that Ranma is actually Ranko, a cousin of the Tendos.
While on their way home from school, Akane and Ranma discover a strange fish in a puddle. Dr. Tofu tells Ranma he should take it home and use it for a class project he has to do. Kasumi invites Dr. Tofu to come stay with them because of the tsunami that is about to hit. Once they get home, they realize the fish is actually an infant dragon. Dr. Tofu learns that the dragons meat will grant immortality, and the Frogman (from episode 100) arrives and tries to eat the dragons meat.
Ryoga encounters Checkers (Shirokuro) a black and white dog. The dog saves P-chan when they went over a waterfall, so Ryoga starts to take care of the dog and feed it. The dog takes a love letter Ryoga had written out of his backpack and delievers it to Akane. Akane doesn't know who the letter is from because Ryoga didn't sign it, but gives Checkers a letter to give to return. The letter said that she had someone that she loved, and was sorry she couldn't return the writers feelings. Ryoga is horrified when he reads this, but then Ranma asks him if he had signed the letter Akane read. Upon realizing that he hadn't, Ryoga believes that the 'somebody' Akane is talking about is actually him.
During an annual cleaning of the estate, Kuno comes across an ancient taiko drum that's got the devasting power of a howitzer. And what good is a weapon if you don't turn it on your friends, right? As if that weren't enough, now Kodachi's got an equally devastating lute...which she promptly turns over to the principal. Cue the music!
Ranma's got the basic moves down, sure, and that uniform really is cute, but then it turns out that it's Kuno's kendo match he has to cheer for. No way! Worse, Mariko's crush on the so-called 'Blue Thunder' means the only way Ranma can win-and avenge Akane's honor-is to somehow best Mariko in a cheerleading contest. Under these circumstances, how cheerful can Ranma be expected to be?!
Having learned (or been the victim of) almost any martial-arts style imaginable, Ranma's never-the-less about to learn a whole new one: Martial-Arts Cheerleading! Mariko Konjo, pep leader extraordinaire, is fixing to put a hurt on Akane...and Ranma can't allow that. But is he willing to pick up a pair of pom-poms to stop her?
Once again, it's return of Martial Arts Tea Ceremony master, Sentaro. This time, he needs Ranma and Akane's aid to rescue his kidnapped grandmother. The whole incident seems to be over some treasured tea set that rival schools have fought over for generations, and now it's Sentaro's turn to prove his worth!
Ranma and Happosai team up to conquer the Ogre Festival of the Dark. Happosai prepares Ranma personally for the match of his life. If Ranma loses The Ogre Festival of the Dark it will be the end of the Anything-Goes School of Indescriminate Grappling. Winning the tourney, the true horror of the situation is revealed.
Aloha the Principle decides he needs a vacation. He leaves Kuno on in charge not because Kuno is his son (so he says), but to give Kuno the opportunity to show responsibility. Kuno declares himself a champion of virtue. He runs into some trouble trying to enforce a school rule of no close personal relationships between sexes on school grounds.
After 10 whole years of fermentation, it's finally time for Ukyo to try out the special okonomiyaki sauce she made as a child. Unfourtunaly it tastes so horrible that she collapses, and the Tendos take her in while she recovers. While she's there, Akane grows increasingly jealous, especially since Ranma is going out of his way to be nice to someone he claims he just sees as a childhood friend...
Ranma isn't home yet due to an important business and Akane goes out looking for him.Shampoo,Kodachi and Ukyo end up looking for him to because they want to spend Christmas Eve with Ranma alone. Akane gets fed up and tells them that Ranma will spend Christmas with her(revealing her feelings for Ranma). At the park, Ranma gives Akane presents that she wanted(which is the important business, isn't that sweet?). They go home together and everybody end up spending Christmas Eve together at the Tendo residence.(Shampoo, Kuno, Ryoga, and the rest of the gang.)
A hotsprings resort is having a big obstacle course race as a PR gimmick, with the first prize being a trip to another resort of the contestants choice. Seeing a chance to get back to Jusenkyo, the whole gang enters, unaware that the resort is trying their best to stop anyone from winning, since they're broke and can't afford to pay for the prize...
Furinkan High's principal returns from a long trip to 'study' American educational system, unfortunately he turns out to be completely insane. His first order of business is to institute a policy of buzz cuts for boys and bowl cuts for girls unless the students can find the coconut with a 'get out of rules free' note in it...
After getting in the middle of an argument between Kuno and Kodachi, Sasuke is banished from the Kuno estate. When Akane finds the loyal ninja sulking in the park, she feels sorry for him and invites him over to the Tendo Dojo for dinner. Shocked that someone actually is being nice to him, Sasuke starts to reconsider his oath of loyalty to the Kunos.
Furious at being prevented from accompanying Akane to the hot-springs, Happosai decides to recover the scroll containing his most deadly attack - The Happofire Burst - to teach them all a lesson. Ranma is however determined to find it first, and it's a battle of wits as they both try to infiltrate the scroll's resting place - an all girls hot-spring...
Intending to insure St. Hebereke School for Girls' victory in the upcoming match, Kodachi of puts the entire Furinkan Martial Arts Rythmic Gymnastics team out of commission. Akane is chosen as Furinkan's replacement, but not only does her gymnastics skills leave something to be desired, Kodachi decides to lessen Akane's odds with a little visit to the Tendo Dojo...