particle, conjunction
if ... then; when
Attaches to the conditional stem of verbs, adjectives, and the copula. Expresses a general conditional or temporal relationship: 'if/when X, then Y'.
雨が降れば、試合は中止です。
If it rains, the game will be canceled.
春になれば、桜が咲きます。
When spring comes, the cherry blossoms bloom.
particle, conjunction
and; both ... and ...
Used in the pattern ...も...ば...も... to list parallel items or qualities, often with a nuance of 'not only ... but also ...' or simply 'both ... and ...'.
彼は英語も話せれば、中国語も話せる。
He can speak both English and Chinese.
この店は値段も安ければ、味も良い。
This restaurant is both cheap and delicious.
particle
why don't you ...?
Sentence-final use, often with a rising intonation, to make a suggestion or invitation. Equivalent to ～たらどうですか, but softer and more indirect.
もう少し早く起きれば？
Why don't you get up a little earlier?
一緒に行けば？
Why don't we go together?
particle, conjunction
the more ... the more ...
Used in the pattern ...ば...ほど to express a proportional relationship: 'the more X, the more Y'.
考えれば考えるほど、分からなくなる。
The more I think about it, the less I understand.
練習すればするほど、上手になる。
The more you practice, the better you get.
particle, conjunction
Archaic causal use, now largely replaced by から or ので. Found in classical Japanese and occasionally in formal or literary contexts.
昔の人は「春来れば花咲く」と言った。
People long ago said, 'Since spring comes, flowers bloom.'
なら is used when the speaker assumes the condition is true or when giving advice based on the listener's statement. ば is a more neutral conditional.
Derived from the classical conditional form of the auxiliary verb ふ (modern う/よう). The exact historical development is uncertain, but it has been used as a conditional particle since Old Japanese.