We find out that the rocket taking everyone to Venus has a weight limit! The residents split into teams to try out different dieting techniques. What kind of results can we expect? And what kind of aftereffects might the twins experience!?

The first half reveals each resident's secret side when they pay Nino's place a visit. The second half indulges in a men-only marathon. Who will come out on top!? Oh, and uh...don't worry about that Amazon lady that shows up in the middle!

Stella's transformation is the highlight of this episode! The production team was so excited, they assigned a special Key Animation Supervisor specifically to her performance. What will become of Maria, the target of Stella's wrath? Plus, a piece of Hoshi's past is revealed!

Episode 8 is chock-full of excitement as Rec's secretaries arrive to checkup on him. Rec presents the residents as his newly hired staff, causing even more problems for him. Later, Rec and Nino take another step closer thanks to the misguided nudge from the jealous Takai.

Rec takes his first tentative steps as the sole teacher for the Arakawa residents. How will he overcome each obstacle-Hoshi, the Chief, Stella, and even Sister?! Later, Rec navigates the minefield of P-ko's clumsiness, and P-ko's not-so-secret crush is revealed.

Rec the Maestro versus Hoshi the Rock Star-Episode 6 kicks off with their fierce musical struggle. Who will take center stage in Nino's heart?! Later, the Tetsujin Twins take swimming lessons with Nino and her youthful swimsuit, and Rec begins to grow as an Arakawa resident.

Sister's tough exterior racks under Maria's onslaught. Hyper Clumsy Girl Alpha P-ko makes her first appearance. Rec struggles with his new "freeloader" label. This episode is jam-packed with drama! And pay attention to Maria's aggressively sadistic opening theme!

The first part of the show concludes the Rec/Nino date that began in the previous episode. It feels like those two are growing closer. Then, Stella and Maria finally make their debuts in the second half of the show. You'd think more girls would help the show calm down, but...

It all begins with the incident in the confessional. Hoshi deludes himself straight into depression, and Rec's insensitive comments only exacerbate the situation. Later, study Rec's technique as he struggles to ask Nino out on a date.

Realizing he is now spending time with a girl for the first time in his life, Kou has trouble coming up with a conversation to have with Nino. After taking a bath in an oil drum, Kou is introduced to some of the other strange residents of Arakawa, but makes a bad first impression when he reveals himself as Nino's lover. They then attend mass held by a trigger-happy man dressed in a nun's outfit, named Sister.

This volume wraps up with the heartwarming tales of Last Samurai and the lovey-dovey Billy and Jacqueline, along with the grownups of Arakawa trying to show Stella and the Tetsujin Twins a good time. So anyway...what the hell is the deal with that hidden treasure?!

Has the Arakawa crisis finally come to an end? Who is that man in the shadows who swooped in to save the day? Mysteries abound! meanwhile, rec's determination to stand up against his father has brought him and Nino even closer!

The battle begins, father versus son, for control of Arakawa! Bearing the burden of the wishes of his new-found friends, Rec stands tall against his father's evil machinations! But what options does he even have? Also, Nino's nuttiness is on a roll!

All you kappa fans out there, thanks for your patience. The Chief is finally front and center in 10 Bridge. How will he deal with the surprise fire drill, and the shocking invasion of Rec's dad's underlings?! Then, find out just how much of a morning person Maria isn't!

Kou Ichinomiya has always held up his family's tradition of never being indebted to anyone. While trying to retrieve his pants from a bridge pillar, they fall, dragging him down into the river, where he is saved by a strange girl named Nino. Suffering from an asthma attack induced by being indebted to Nino, he accepts the only way he can pay her back; by falling in love with her. In keeping with this promise, Kou feels obligated to live with her under the bridge. After a cold night sleeping in 'the villa', Nino takes Kou to the Village Mayor, a strange man dressed in a kappa suit, who gives him the name Recruit. Kou soon finds that Nino's room is a lot better than the villa, although he is quick to notice Nino's bizarre sleeping habits.

Many years have passed; Saki and Satoru have grown and moved their separate ways. But recent actions within the monster rat community have brought them back together.

Wooser steals the activation key to the ultimate mech, which took 10 years and trillions of dollars to create, and finds himself a wanted criminal. As he evades Interpol to commit further thefts, what is his goal? And just when it seems he's giving the treasures he's taken to poor children...???

A new hero by the name of Foyfoy will stop the Demon king!

Someone has uploaded the debut concert of µ's to the internet and their popularity begins to increase. Later on, Hanayo, who's toiling over her own decision to join the group, tries to convince Maki that she should join.

The staff of Meido no Hitsuji decides to have a fireworks party, during which Shin finally tells Heroine the truth of her accident. He also reveals a story of his own past that she was not expecting.