Japanese Hiragana Katakana Kanji

Japanese language learning information including:

Hiragana - pronunciation and writing
Katakana - pronunciation and writing
Kanji - grades 1-6 (教育漢字 Kyōiku kanji)
Vocabulary - nouns, verbs, adverbs, and adjectives
 
Vocabulary - adverb - w-x-y-z

This is a list of adverbs beginning with the English letters w-x-y-z along with their romaji, Japanese, and kanji equivalents.
English Romaji Japanese Kanji
when itsu いつ  
whole-heartedly hitasura ひたすら  
why naze なぜ  
why nande なんで  
why doushite どうして