If you are a beginner who learned Japanese , you should try followings to pass your JLPT👇
I've passed my JLPT N2 with the help of them.

Miku Real Japanese
https://www.youtube.com/@mikurealjapanese3804

(Videos from Miku sensei are really effective and you can enjoy japanese learning there.)

Japanese Ammo with Misa
https://www.youtube.com/@JapaneseAmmowithMisa

(Misa sensei is so attractive in teaching and you could really get much effective knowledge. )

Sambon Juku
https://www.youtube.com/@sambonjuku

(A really good channel of kindful teacher where you can learn japanese from basic to advance.)


If you are a learner of intermediate or advance level of japanese, you should try followings👇

Sambon Juku
https://www.youtube.com/@sambonjuku

(A really good channel of kindful teacher where you can learn japanese from basic to advance.)


Yumi Sensei
https://www.youtube.com/@yumiura_yumi_sensei

(The grammar explanation is so easy to understand and also includes pictures for more effective understanding.)


Nihongo no Mori
https://www.youtube.com/@nihongonomori2013

(It's really really good for practicing without all kinds of textbooks, you can learn so many things especially japanese vocabulary and grammar needed for JLPT and also good for revision  when your exam is so near and your preparations are still not enough yet.)

Japanese Lessons with Mom & Daughter
https://www.youtube.com/@JapanesewithMomandDaughter

(I think the Mom & Daughter from this channel really cute and I could learn advance grammars effectively and easily.)

Meshclass Japanese 
https://www.youtube.com/@meshclass

(Lesson videos with very patient and detailed explanation. You can practice your japanese's pronunciation with Meshclass. I got so many pronunciation knowledge from Meshclass.)


YuYu Nihongo Podcast
https://www.youtube.com/@yuyunihongopodcast

(I used to open this channel while I'm working or eating or sleeping, It's make me to upgrade my listening skills and now I'm not afraid to listen japanese of native or to speak with japanese language. )

Akane-JapaneseClass 
https://www.youtube.com/@Akane-JapaneseClass

(You can travel around Japan from your home with akane sensei and it's so useful to know real things in Japan. Also your listening skill can improve .)

That Japanese Man Yuta
https://www.youtube.com/@ThatJapaneseManYuta

(I think this channel no need my recommendation as you can see the popularity with millions subscribers.)


Above Channels are chosen based on my real experiences of learning japanese from youtube channels till I've passed the JLPT N2 level.


Here more channels to explore if you wish.
𝑳𝒆𝒂𝒓𝒏 𝑱𝒂𝒑𝒂𝒏𝒆𝒔𝒆 𝒘𝒊𝒕𝒉 𝑱𝒂𝒑𝒂𝒏𝒆𝒔𝒆𝑷𝒐𝒅 101.𝒄𝒐𝒎
https://m.youtube.com/user/japanesepod101

𝑱𝒂𝒑𝒂𝒏𝑺𝒐𝒄𝒊𝒆𝒕𝒚𝑵𝒀𝑪
https://m.youtube.com/user/JapanSocietyNYC

𝑳𝒆𝒂𝒓𝒏 𝑱𝒂𝒑𝒂𝒏𝒆𝒔𝒆 𝑭𝒓𝒐𝒎 𝒁𝒆𝒓𝒐!
https://m.youtube.com/user/yesjapan

𝑮𝒓𝒂𝒄𝒆 𝒀𝒖𝒖 𝑨𝒔𝒂𝒌𝒖𝒓𝒂
https://m.youtube.com/user/uasakurainla

𝒀𝒖𝒌𝒐 𝑺𝒆𝒏𝒔𝒆𝒊
https://m.youtube.com/channel/UCf-ruwCgdtpCzuM7ODY5c9g

𝑵𝑯𝑲 𝑾𝑶𝑹𝑳𝑫-𝑱𝑨𝑷𝑨𝑵
https://m.youtube.com/user/NHKWorld

𝑻𝒐𝒎𝒐𝒌𝒐 𝑻𝒐𝒎𝒐𝒌𝒐
https://m.youtube.com/user/bowietomo0803

𝑮𝒊𝒎𝒎𝒆𝒂𝒃𝒓𝒆𝒂𝒌𝒎𝒂𝒏
https://m.youtube.com/user/Gimmeabreakman

𝑳𝒆𝒂𝒓𝒏𝒊𝒏𝒈 𝑲𝒂𝒏𝒋𝒊
https://m.youtube.com/channel/UCaICD6XJma5-H4NQIiKpX5g

𝑯𝒊𝒌𝒐𝒔𝒂𝒆𝒎𝒐𝒏
https://m.youtube.com/user/Hikosaemon

𝑨𝒃𝒓𝒐𝒂𝒅 𝒊𝒏 𝑱𝒂𝒑𝒂𝒏
https://m.youtube.com/user/cmbroad44

There could be more channels I can't mention here. 
Thanks for reading 💜

やればできる！がんばれ👏