What's the female equivalent for the informal ぼく? I've heard that females will tend to use わたし, but then it's said to be formal. Doesn't there exist a female informal "I"?
*disclaimer:*I'am still learning hiragana, so forgive me for any wrong spelling I've learnt that normally only males use ぼく (boku). What about ぼくたち (bokutachi)? Should it normally be reserved for ...