
Is Under Ninja Worth Reading? Review & Where to Read
It plays modern ninjas for deadpan comedy about failure and unemployment right up until it suddenly doesn't, and that whiplash is the whole point.
Spoiler-light · Honestly rated
Every review labels its spoiler level, separates art from writing, and ends with an official way to read.
We use the whole 1–10 scale and judge each title against the best version of what it is trying to be — a comedy on how funny it is, a thriller on its tension — not against some other genre. As a rough guide: 9+ is all-time great, 8 excellent, 7 a solid recommendation with caveats, 5–6 mixed or average. A 7 is a genuine yes, not a knock. The “Community score” in each review is the crowd rating from AniList, MAL, and MangaUpdates, shown next to ours for comparison.

It plays modern ninjas for deadpan comedy about failure and unemployment right up until it suddenly doesn't, and that whiplash is the whole point.

The exorcist organization treats Nue like a dangerous tool to be contained; Gakuro is the one person who just talks to her, and that difference is what makes the series work.

Vampires hunting their own kind for a government that barely trusts them is a great pitch, and the manga is at its best when it lets the setting carry the weight instead of rushing the plot.

One volume, one clear story, and it earns the emotional gut-punch it's clearly building toward the whole time.

Boichi draws the hell out of every fight and then undercuts himself every time a woman walks into frame.

Low-key and a little slow by genre standards, but the quiet, wandering tone sets this apart from the usual shout-it-from-the-rooftops comeuppance story.

Brutal and focused, with early-Breaker energy, but it rarely lets up long enough to breathe.

Pure, undiluted Hanma-brother physicality — less a new story than a magnifying glass pointed at Jack.

Grudge, training, repeat — murim at its most unadorned, with a sect of demon hunters willing to sharpen that grudge into something useful.

Looking weak on paper and fighting smart in practice — that gap is what makes this isekai worth following.

The crossover-tournament premise could've been a gimmick and nothing else, but giving the weakest team video-game logic as their only weapon makes every fight a puzzle instead of a stat check.

It takes the Solo Leveling formula and adds genuine isolation and loss to the power fantasy, which makes the strength mean something.