Langaku is an innovative English learning and study app that will have you immersed in reading manga and before you know it, you'll be reading English fluently! "Extensive reading," recommended by even the legendary author Natsume Soseki, will rapidly improve your English skills!

◆ What is English Extensive Reading?

This is a serious "English study method" that develops an "English brain" by reading a lot of English, allowing you to understand intuitively without relying on a dictionary.

Understand English without Japanese translation
Improve your reading speed and improve your listening ability! Great for English conversation practice too
Speak and write smoothly without worrying about English grammar

And so on, you'll acquire the ability to use English fluently.

◆ Recommended for:

・I'm tired of studying from textbooks and want to have fun while learning English.
・I want to casually engage with English in my spare time and master English grammar and vocabulary.
・I want to learn casual English expressions with a native feel.
・I want to study English to the point where I can enjoy movies and novels in English.
・I'm looking for an English learning method that's easy for children to stick to.
・I want to become proficient in English by learning English conversation, grammar, and vocabulary while enjoying casual manga reading.

◆ Langaku Features
Learn popular Shueisha manga in English! Improve your English vocabulary, grammar, and listening skills just by reading manga.
・Read Shueisha's nationally popular manga extensively in English: Many masterpieces, including "ONE PIECE," "Demon Slayer: Kimetsu no Yaiba," "Jujutsu Kaisen," and "SPY×FAMILY"!
・Frame Tap Translation Feature: Instantly tap any frame you don't understand to display it in Japanese.
・English Frame Count Adjustment Feature: Adjust the amount of English text to suit your mood with four levels of difficulty.
・English Text-to-Speech Feature: Plays back the English dialogue, perfect for improving your listening skills.
・AI Dictionary Feature: Deepens your understanding with detailed, contextual explanations, rather than just simple English translations.

◆ About the Paid Service "Langaku+"

Langaku is free to use, but by subscribing to "Langaku+," you can read all titles with tickets distributed daily! Plus, you'll enjoy access to many other great features for English learning, including AI features and unlimited rereading!

※ Langaku+ is an auto-renewal service. Your subscription will automatically renew unless canceled 24 hours before the end of the subscription period. The renewal fee will be charged through the store 24 hours before the end of the subscription period.

※ You can cancel your subscription at any time by going to "Settings" → "Account" → "Subscription" → "Langaku."

◆ Terms of Use & Privacy Policy

・Terms of Use: https://mntr.notion.site/Langaku-599a4a1d514949fea65e300a3c7b8821
・Privacy Policy: https://www.notion.so/9041d1b69a094a4fa12f9b2016f122bc
・Langaku Official Website: https://langaku.app/

Try Langaku, a new and exciting way to improve your English skills while having fun!

◆ Featured Works (as of November 2025, in alphabetical order)
Blue Exorcist
Blue Box
Ao Haru Ride
Assassination Classroom
Undead Unluck
Witch Watch
With the Emperor
[My Favorite Child]
I Want to Love You, I Want to Love You, Pretend to Love You, Pretend to Love You
My Love Story!!
Kaiju No. 8
Kaguya-sama: Love is War
Kagurabachi
Astra Lost in Space
Kamikaze Kaito Jeanne
Kimi ni Todoke
Demon Slayer: Kimetsu no Yaiba
Kuroko's Basketball
High School Debut
Golden Kamuy
PSYREN
SAKAMOTO DAYS
Thank You Pitch
Hell's Paradise
Jujutsu Kaisen
Jujutsu Kaisen 0: Tokyo Metropolitan Jujutsu Technical High School
How to Make Shonen Jump the Right Way! Food Wars!: Shokugeki no Soma
JoJo's Bizarre Adventure: Part 1
JoJo's Bizarre Adventure: Part 2
JoJo's Bizarre Adventure: Part 3
JoJo's Bizarre Adventure: Part 4
JoJo's Bizarre Adventure: Part 5
JoJo's Bizarre Adventure: Part 6
Strobe Edge
SPYxFAMILY
Saint Seiya
Takopi: Original Sin
Chainsaw Man
D.Gray-man
Letter Bachi
DEATH NOTE
The Prince of Tennis
Tokyo Ghoul
Tokyo Ghoul:re
Dr. Stone
Hokkaido Gals Are Super Cute
Toriko
NANA
NARUTO
Nisekoi
Nurarihyon no Mago
BURN THE WITCH
Haikyu!!
Mag-chan the God of Destruction
Bakuman. Boys Over Flowers
Honey
HUNTER×HUNTER
Hikaru no Go
Time for Princess Torture
Daytime Shooting Star
Fire Punch
Platinum End
Black Clover
BLEACH
Pretty Face
Whistle!
Hoshin Engi
We Never Learn
Roboco and Me
My Hero Academia
Mashle
Looking for the Full Moon
Mushi Musume
Muhyo and Roji's Bureau of Supernatural Investigation
The Promised Neverland
Yu Yu Hakusho
Love★Com
Runaway Darling "Nigero Darling"
Look Back
Rurouni Kenshin
Romantic Killer
World Trigger
One-Punch Man
ONE PIECE