Features and structure of the book
Study Plan
Hiragana/Katakana
Part of speech/sentence elements

Part 1: Parts of speech that form the basis of sentences
01 Creating sentences with nouns
02 Making sentences with adjectives
03 Conjugating Verbs Appropriately ①
04 Conjugating Verbs Appropriately ②
05 Using particles in sentences ①
06 Using particles in sentences ②
07 Using particles at the end of a sentence

Parts of speech that enrich sentences in Part 2
01 Decorating Sentences with Adverbs ①
02 Decorating Sentences with Adverbs ②
03 Decorating Sentences with Adverbs ③
04 Connecting content with connectors ①
05 Connecting content with conjunctions ②
06 Learn about other parts of speech
07 Using Parts of Speech Deeply

Sentence pattern 1 that serves as the framework for the three-part sentence
01 Sentence patterns used with nouns
02 Basic verb forms and sentence patterns used
03 Sentence patterns used with the verb ます form
04 Sentence patterns used with the te form of the verb
05 Sentence patterns used with ta-form/nai-form/volitional forms of verbs

Sentence pattern 2 that serves as the framework for the 4th sentence
01 Sentence patterns used with nouns and verbs ①
02 Sentence patterns used with nouns and verbs ②
03 Sentence patterns used with nouns, adjectives, and verbs ①
04 Sentence patterns used with nouns, adjectives, and verbs ②
05 Sentence patterns used with nouns, adjectives, and verbs ③
06 Sentence patterns used with nouns, adjectives, and verbs ④
07 Sentence patterns used with multiple words

Expressions that make sentences more colorful
01 Expression of the millet
02 Guessing/telling/metaphor/expressing existence
03 Conditional expression
04 Honorific Expressions

[supplement]
Answers and Explanations
Frequently used verb conjugation
Frequently used number expressions
Sentence Pattern/Expression Index

[Separate appendix]
Grammar Key Summary Notes

#1 in Japanese Language Education
[#1 in Japanese Education] Ranked #1 in the 2020 Korean Brand Preference Education (Online/Offline Japanese) category by Hankyung Business

Conversation practice & JLPT preparation all in one!
A Japanese grammar book that covers difficult grammar from the basics.

[Recommended for these people]
1.
For those who want to study Japanese grammar from the basics with easy and detailed explanations.
2.
Those who find learning Japanese grammar difficult because the amount of material is large and the content seems difficult.
3.
For those who want to study Japanese grammar while also practicing conversation and preparing for the Japanese Language Proficiency Test (JLPT).

[Hacker's Textbook's Unique Features]
1.
Easily master complex and difficult grammar with point-by-point learning using grammar diagrams!
1) Japanese grammar is organized point by point, so you can easily and concisely understand the core of the learning content.
2) Grammar concepts are implemented in diagrams so that you can understand the learning content at a glance.
3) It is structured to cover everything from learning grammar points to checking questions on just one page, allowing for stress-free grammar learning.

4) You can easily review grammar with the 'Grammar Key Summary Notes' that summarize only the key points of the learning content.

2.
A variety of review questions that can help you practice conversation and prepare for the JLPT all at once!
1) All grammar points include 'Check Now' confirmation questions, so you can immediately apply the grammar you've learned to the questions.
2) You can review your learning content as well as practice conversation and prepare for the JLPT all at once through the 'Skill Up Practice Problems' consisting of conversation preparation and JLPT grammar type problems.

3.
Learn essential basic vocabulary that beginners in Japanese must know!
1) You can learn not only frequently used vocabulary but also JLPT N5-N3 vocabulary through approximately 2,000 basic Japanese vocabulary collected based on the database of the National Institute of Japanese Language.
2) It helps you learn vocabulary by organizing the meaning of the vocabulary, reading method, and even parts of speech in detail.

4.
We provide a variety of free learning materials to maximize your learning effectiveness!
1) You can study only the sentence patterns that appeared in recent JLPT N5-N3 grammar questions with the 'JLPT N5-N3 Past Sentence Patterns PDF'.
2) You can practice verb conjugation by writing out various conjugations of various verbs by hand using the 'Verb Conjugation Practice Sheet PDF'.
3) You can easily find pages containing sentence patterns and expressions learned in the textbook by searching the 'Sentence Pattern/Expression Index PDF'.

5. [Textbook MP3] provided so you can listen to it anytime, anywhere with a QR code!
1) Simply scan the QR code to learn grammar anytime, anywhere while listening to all the examples and answers to the questions in the textbook.
2) You can improve your listening and speaking skills, which are important for conversation, by listening to the questions and repeating them through the ‘Textbook MP3’.

[Hackers' exclusive additional learning content to help you learn Japanese? Hackers Japanese (japan.Hackers.com)]
1.
Japanese language classes
2.
Free Japanese Grammar/Vocabulary Video Lectures
3.
Textbook MP3
4. JLPT N5-N3 Past Question Patterns PDF
5.
Verb Conjugation Worksheet PDF
6.
Sentence Pattern/Expression Index PDF