Dictionaries

JP-EN

• https://jisho.org/
• https://tangorin.com/
• https://ejje.weblio.jp/
• https://eow.alc.co.jp/

JP-JP

• https://kotobank.jp/
• https://www.weblio.jp/

EN-EN

• https://www.merriam-webster.com/

In-Browser Popup Dictionaries

• https://chrome.google.com/webstore/detail/rikaikun/jipdnfibhldikgcjhfnomkfpcebammhp?hl=ja
• https://addons.mozilla.org/en-US/firefox/addon/rikaichamp/

SFX Dictionaries

• https://core.ac.uk/download/pdf/96965314.pdf
• http://japan-and-me.com/japanese-sfx/
• https://web.archive.org/web/20190324143644/http://www.geocities.co.jp/Bookend-Christie/1004/gion.html

Kanji

• https://kanji.club/
• https://www.kanjipedia.jp/
• https://kanji.reader.bz/
• https://kakijun.jp/

Sample Sentences

Japanese Sample Sentences

• https://www.linguee.com/
• http://yourei.jp/
• https://tatoeba.org/eng/sentences/index

English Sample Sentences

• http://nyanglish.com/

Encyclopedias

• https://dic.pixiv.net/
• https://dic.nicovideo.jp/

Q&A

• https://eikaiwa.dmm.com/uknow/

Thesaurus

• https://www.powerthesaurus.org/
• https://www.thesaurus.com/

Phrases

• https://collocation.hyogen.info/
• https://meaning-book.com/
• https://takashionary.com/unique-abbreviations-in-japanese/

Rhyming & Pun Help

• https://www.thefreedictionary.com/
• https://www.rhymezone.com/
• https://scrabble.merriam.com/
• http://www.singularis.ltd.uk/bifroest/misc/homophones-list.html

Readings

• https://yomikatawa.com/

Script Format

• https://serifu-prototype.glitch.me/

References

• http://fuseji.net/

Conjugation

• https://cooljugator.com/ja