IVE BEEN KILLING SLIMES 300 YEARS NOVEL SC (2025)
I've been killing slimes for 300 years, and now I'm a magical girl?! Natalie and I have been turned into strange, mascot-like creatures, and together we protect the peace of Flatta... Wait, what?! Oh well, I know this is the work of some god or other, so I'm sure we'll soon have it sorted. Then, I accompany Flatorte on her visit home (along with the whole family) and attend Pecora's idol workshop! Finally, Wynona shares an adventure of her own.
I've been killing slimes for 300 years, and now my family is trying for comedy gold?! I was just engaging in some light banter about being reincarnated when my daughter recognized my talent (?) for snappy comebacks and asked me to write a script Meanwhile, our new family member, the mimic, warms up to Halkara (they go on a walk together) and I try my hand at the gods' newest video game (or should I say newest world?). And finally, Laika's back at it in The Red-Dragon Academy for Girls!
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Writer
Kisetsu MoritaArtist
BenioAll Issues
Issue #17
$15.00Ive Been Killing Slimes 300 Years Novel Softcover Volume 17
Issue #16
$15.00Ive Been Killing Slimes 300 Years Novel Softcover Volume 16 (Mature)
Issue #15
$15.00Ive Been Killing Slimes 300 Years Novel Softcover Volume 15 (Mature)
Issue #14
$15.00Ive Been Killing Slimes 300 Years Novel Softcover Volume 14
Issue #13
$15.00Ive Been Killing Slimes 300 Years Novel Softcover Volume 13
Issue #11
$15.00Ive Been Killing Slimes 300 Years Novel Softcover Volume 11
Issue #9
$15.00Ive Been Killing Slimes 300 Years Novel Softcover Volume 09
Issue #8
$14.00Ive Been Killing Slimes 300 Years Novel Softcover Volume 08
Issue #6
$14.00Ive Been Killing Slimes 300 Years Novel Softcover Volume 06
Issue #5
$14.00Ive Been Killing Slimes 300 Years Novel Softcover Volume 05
Issue #3
$14.00Ive Been Killing Slimes 300 Years Novel Softcover Volume 03
Issue #2
$14.00Ive Been Killing Slimes 300 Years Novel Softcover Volume 02
Reading Order
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Ive Been Killing Slimes 300 Years Novel Softcover Volume 01
"After living a painful life as an office worker, Azusa ended her short life by dying from overworking. So when she found herself reincarnated as an undying, unaging witch in a new world, she vows to spend her days stress free and as pleasantly as possible. She ekes out a living by hunting down the easiest targets - the slimes! But after centuries of doing this simple job, she's ended up with insane powers...how will she maintain her low key life now?!"
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Ive Been Killing Slimes 300 Years Novel Softcover Volume 02
"Azusa's life has gotten a bit more lively since word got out that she's level 99, but she's been able to take it relatively easy with her new companions. Well, except for the ghosts in Halkara's workshop... and a run-in with the law... and an invitation to a demon castle?!"
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Ive Been Killing Slimes 300 Years Novel Softcover Volume 03
"When I came to this world, I said I'd live a carefree life. Recently, I've been thinking about trading the R&R for quality time with my new family, but Argh! A witch cons me and gets me involved in a huge mess...! "
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Ive Been Killing Slimes 300 Years Novel Softcover Volume 04
"I've lived in this world killing slimes for 300 years...so when did I turn into a little kid?! I bet it was those mushrooms Halkara cooked... And now everyone in my family is trying to coddle me! Please, cut it out!"
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Ive Been Killing Slimes 300 Years Novel Softcover Volume 05
"I'd been killing slimes for 300 years-and then I had to go into a huge dungeon! I didn't really want to go at first, but after exploring it, I finally discovered that the exciting life of an adventurer...is probably still not for me. (Maybe a little?) Then there was that visit to Beelzebub's house and sending my daughters to school-things have gotten so busy I've almost forgotten how to take it slow!"
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Ive Been Killing Slimes 300 Years Novel Softcover Volume 06
"My slow life (mis)adventures just won't stop. Natalie somehow roped me into going to a dating party with her, Laika's participating in a martial arts tournament, and we even went to visit Halkara's hometown! At least we're going on vacation in the south soon! For readers ages 13 years and up."
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Ive Been Killing Slimes 300 Years Novel Softcover Volume 07
"This is all the Demon King's fault! She's always teasing me, and now there's a huge mess at the castle... But at least I got to meet the goddess who reincarnated me again and even explore some ancient ruins! Ages 13 And Up"
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Ive Been Killing Slimes 300 Years Novel Softcover Volume 08
"I never set out to be stronger than a goddess, but the power does come in handy when you have to stop a fight between deities. Meanwhile, Sandra hit a growth spurt, (a big one!), we took a trip to a deserted island, and someone I'm pretty sure I've never seen before came to repay a debt?! For readers ages 13 and up."
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Ive Been Killing Slimes 300 Years Novel Softcover Volume 09
I've been killing slimes for 300 years - and now I'm a slime, too!? (Not forever, just for a very weird little while.) This time, I had all kinds of new adventures - cutting my hair, going on an outing with my daughters, and meeting a new slime girl!
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Ive Been Killing Slimes 300 Years Novel Softcover Volume 10
I've been killing slimes for three hundred years-and now Falfa wants us to sell sweets at a festival? She's a little too excited about this-but I can't say no to someone so cute. This time, we met a singing fortuneteller and went on an adventure with a certain girl who loves white. (The Return of Azuzard!) And maybe Flatorte will learn to be good...
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Ive Been Killing Slimes 300 Years Novel Softcover Volume 11
"I've been killing slimes for 300 years and now I'm participating in a relay race?! What kinda alternate world is this? Still, I gave it my all since my family was so into it. After that, I threw a music festival with the moon spirit (Luna Luna!), visited the leviathan sisters on their day off, and then my daughters ran away from home Wait, what?! Stick around for the end to find out about Laika's wacky battle at Red Dragon Academy!"
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Ive Been Killing Slimes 300 Years Novel Softcover Volume 12
Since I see a ghost on a daily basis, I've never thought of it as anything special. But my daughters, on the other hand, have been making such a big fuss about my abilities that I'm starting to wonder if it really is a big deal... Anyways, lately I've been doing things like inventing a new type of rice dish (Donburi!), going to haunted places (Why me?!) and setting sail on the high seas. Stay tuned to the end of the volume to see how Laika's crazy battle at Red Dragon Academy shakes out!
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Ive Been Killing Slimes 300 Years Novel Softcover Volume 13
I've been killing slimes for 300 years, and now I'm finally going to meet the Grim Reaper?! She seemed like totally bad news, so I wasn't too thrilled at the prospect...but it turns out that she's sort of like a goddess?! Besides that, I also went on a trip to the demon lands with Pecora (it was kinda Romantic?) and cleared a video game world created by the gods (games from another world, you say?). Plus, Halkara accepted challenge from a "phantom thief." Stick around till the end to find out more about Laika's wacky battles at the Red-Dragon Academy for Girls!
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Ive Been Killing Slimes 300 Years Novel Softcover Volume 14
I've been killing slimes for 300 years, and the Witch's House Café is finally open for the third time! But I've still got one big problem--so this time, I'm going to take on the challenge with a secret strategy....!!! Plus, we're eating demon apples (the forbidden fruit!), playing with ghost cats at the cat cafe, and meeting the reaper in the depths of the earth!?
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Ive Been Killing Slimes 300 Years Novel Softcover Volume 15 (Mature)
I've been killing slimes for 300 years, and my family has finally decided on my birthday! We didn't have a date until now (mainly because I forgot it...), but my daughters are going to celebrate it with me this year, and I'm really, really excited! Later, I meet the goddess of fate (I can't be surprised anymore!), I help out a phantom thief (and my family grows), and I visit a strange land where there are no slimes! I'll share another short story from a drama CD at the end, so don't miss it!
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Ive Been Killing Slimes 300 Years Novel Softcover Volume 16 (Mature)
I've been killing slimes for 300 years, and now my family is trying for comedy gold?! I was just engaging in some light banter about being reincarnated when my daughter recognized my talent (?) for snappy comebacks and asked me to write a script Meanwhile, our new family member, the mimic, warms up to Halkara (they go on a walk together) and I try my hand at the gods' newest video game (or should I say newest world?). And finally, Laika's back at it in The Red-Dragon Academy for Girls!
-
Ive Been Killing Slimes 300 Years Novel Softcover Volume 17
I've been killing slimes for 300 years, and now I'm a magical girl?! Natalie and I have been turned into strange, mascot-like creatures, and together we protect the peace of Flatta... Wait, what?! Oh well, I know this is the work of some god or other, so I'm sure we'll soon have it sorted. Then, I accompany Flatorte on her visit home (along with the whole family) and attend Pecora's idol workshop! Finally, Wynona shares an adventure of her own.
Publication Timeline
November 12, 2025
Issue #17 - Ive Been Killing Slimes 300 Years Novel Softcover Volume 17
November 30, 2022
Issue #13 - Ive Been Killing Slimes 300 Years Novel Softcover Volume 13
February 03, 2021
Issue #9 - Ive Been Killing Slimes 300 Years Novel Softcover Volume 09
November 27, 2019
Issue #6 - Ive Been Killing Slimes 300 Years Novel Softcover Volume 06
November 28, 2018
Issue #3 - Ive Been Killing Slimes 300 Years Novel Softcover Volume 03