HGBuild Divers

PEN-01M Momokapool

A ball-shaped Zeon mono-eye grunt turned penguin, and somehow the engineering holds up.

MechaGrade Score

3.9/5

Momokapool · 1/144 · 2018

GradeHG

Scale1/144

Released2018

Runnersn/a

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The verdict

I went into this one expecting a joke kit and came out impressed by how much thought went into a suit whose entire design brief was cuteness.

The knee mechanism alone is worth the price of admission, and the included mini pilot figure gives it a personality no other HG at this price point has. It is not a kit for spec-sheet builders, but as a piece of characterful engineering it earns its spot on the shelf.

Best for: builders who want a small, characterful side project with real posing chops, not another mainline Gundam

The full review

What it is

This is the HGBD take on Momoka's customized AMX-109 Kapool, a Zeon mono-eye ball suit reworked with a penguin motif, rounded-off claws, and a lot of heart. What struck me first was how self-contained the build feels for nine runners. Every part earns its place, the Petitkapool mini figure slots inside as a pilot, and the head and eye options let you pick a expression before you even finish the arms. It plays into Ball Mode too, retracting its arms and dipping its head into the transformed cruising shape, which is a genuinely fun extra for a kit this size.

The catch

The heels are the weak link. They run on a single polycap ball joint with limited range, so a lot of the dynamic poses that the rest of the frame promises get pulled back by the ankles. The fingers are similarly limited and the part count is on the smaller side even for an HG, so if you want a long, meditative build session this will not give you one. Eyes and mono-eye options rely on swappable small parts rather than paint, and the sticker sheet handles some of the color work, so expect a bit of fiddly small-parts management despite the low overall complexity.

Who it's for

I would point new builders and Gunpla collectors who like off-beat kits straight at this one. The knee engineering and the arm posing are legitimately clever for the price, and the mini Petitkapool figure is a nice bonus nobody expects from an HG box. If you are chasing articulation range for dynamic action poses or want a big build to sink an evening into, skip it, the small part count and soft heel joints will frustrate that goal. As a shelf piece with personality, or a fun weekend build between bigger projects, it delivers more than its size suggests.

The build story

What the build is actually like, and the engineering worth knowing about.

Nine runners keep this a short build, and it feels tight rather than sparse, every piece has a clear purpose apart from a small peg for stand attachment. Gate placement is straightforward and cleanup is quick, which makes this a good palate cleanser between bigger kits.

The articulation is the real story here: shoulders swing forward, arms rotate on ball-and-socket joints, elbows are triple-jointed, thighs swing on a peg, and knees bend up to roughly 80 degrees. Add the Ball Mode transformation, where the arms retract and the head lowers into a rolling form, and you get a lot of play value for a kit built around a joke premise.

Lore & trivia

01Momokapool is Momoka Yashiro's personal customization of the AMX-109 Kapool, a Zeon mono-eye mobile suit, redone with a penguin motif purely for what the show calls Kawaii Power.
02The customization strips the Kapool's missile launchers and rounds off its iron nail claws to make it less intimidating, while incidentally boosting its speed and durability.
03The kit includes a Petitkapool mini figure that fits inside as a pilot, plus swappable eye parts so the mono-eye expression can be changed without paint.
04Momoka Yashiro is a classmate of protagonists Riku and Yukio in Gundam Build Divers (2018) and a member of the girls' soccer club.