スライム倒して300年、知らないうちにレベルMAXになってました ～そのに～
I've Been Killing Slimes For 300 Years And Maxed Out My Level Season 2
The second season of Slime Taoshite 300-nen, Shiranai Uchi ni Level Max ni Nattemashita. Get ready for more relaxing tales! Azusa Aizawa is a powerful witch who finally reached level 99 and now busies herself with laid-back quests instead. Her family continues to grow as some familiar faces are joined by bright-eyed newcomers. From trips to the beach to a martial arts tournament, you’re invited on Azusa’s carefree and heartwarming adventures of leisure. (Source: Crunchyroll)
Names
| Original | スライム倒して300年、知らないうちにレベルMAXになってました ～そのに～ (japanese) |
|---|---|
| Romaji | Slime Taoshite 300-nen, Shiranai Uchi ni Level MAX ni Nattemashita: Sono ni |
| English | I've Been Killing Slimes For 300 Years And Maxed Out My Level Season 2 |
| Chinese | 打了300年的史莱姆，不知不觉就练到了满级 第二季 (simplified · via bangumi) |
| Also known as | スライム倒して300年、知らないうちにレベルMAXになってました 第2期 · Slime Taoshite 300-nen, Shiranai Uchi ni Level MAX ni Nattemashita 2nd Season · La Sorcière invincible tueuse de Slime depuis 300 ans Saison 2 |
Facts
| Format | TV series · 12 ep · 24 min · 5h total |
|---|---|
| Aired | 2025-04-05 → 2025-06-21 (Spring 2025) |
| Status | FINISHED |
| Studio | Teddy |
| Source | Light novel |
| Origin | Japan (Anime) |
| Genres | ComedyFantasySlice of Life |
| Themes | Female ProtagonistPrimarily Female CastCute Girls Doing Cute ThingsWitchIyashikeiIsekaiFound FamilyMedievalFemale HaremGodsKemonomimiGhostAnthropomorphismNekomimi |
| Streaming | Crunchyroll · Bilibili TV · YouTube |
Reception
| Community score | 6.85 / 10 |
|---|---|
| Bayesian score | 6.95 / 10 |
| Composite | 48.0 |
| On lists | 48,820 |
| Favourited | 710 (1.5%) |
| Completion | 61.3% |
| Drop rate | 8.4% |
| In backlog | 43.9% |
| Score spread σ | 1.66 |
Score distribution
17725831694333599261,89372,71781,547991110517
Where it places
| Cohort | Value | Tier | Rank |
|---|---|---|---|
| Broadcast season | Spring 2025 | D | 44 of 66 |
| Year | 2025 | D | 181 of 284 |
| Era | Mid 2020s | D | 302 of 487 |
| Source material | Light novel | D | 539 of 927 |
| Genre | Slice of Life | D | 1,026 of 1,578 |
| Season (all years) | Spring | D | 1,066 of 1,868 |
| Genre | Fantasy | D | 1,249 of 2,142 |
| Length | Single-cour | D | 1,452 of 2,668 |
| Genre | Comedy | D | 1,929 of 3,488 |
| Format | TV series | D | 1,954 of 3,322 |
| Origin | Japan | D | 3,942 of 7,157 |
Key staff
| Director | Kunihisa Sugishima |
|---|---|
| Series composition | Naohiro Fukushima |
| Character design | Benio, Hikaru Kodama |
| Music | Keiji Inai |
| Original creator | Kisetsu Morita, Benio |
Franchise — スライム倒して300年、知らないうちにレベルMAXになってました
Related
| Relation | Year | Title |
|---|---|---|
| prequel | 2021 | I've Been Killing Slimes for 300 Years and Maxed Out My Level |
AniList id 143337 · MAL id 50738 · Bangumi 364844 · record updated 2026-08-27