Lovell Fuller

Hello, the method signature of [Fingerprint64](https://github.com/google/farmhash/blob/c0fb8db717e10f1634008842731e52c63cc3ead3/src/farmhash.h#L151) returns an unsigned 64-bit integer via the `uint64_t` type so it would appear BigQuery is wrong to return a negative value.

It looks like a limitation in the way BigQuery represents integer values: https://stackoverflow.com/questions/51892989/how-does-bigquerys-farm-fingerprint-represent-a-64-bit-unsigned-int /cc @fhoffa

I took the liberty of adding the "1footrue" example as a test case in commit c9e44b7c. Happy to accept a PR that exposes a `fingerprint64signed` function that performs an unsigned...

I believe the `ァ` is a combining form of the letter A, so in this case the output should probably be `SUNABĀ` or `SUNABAA` rather than `SUNABA`. https://en.wiktionary.org/wiki/%E3%82%A1 I found...

@risseraka Arigato / merci beaucoup for investigating this, treating these vowel kana as choonpu feels like the right sort of approach.

Happy to accept a PR if you're able.

I'm unsure if a true symmetric relationship is possible with transliteration, especially when attempting to deal with both spoken as well as written language. Do the OO vs OU variants...

/cc @jeresig who originally contributed this useful feature and may have suggestions.

Hello, kanji is not currently supported. I notice you've used the example from the [kuroshiro](https://www.npmjs.com/package/kuroshiro) module; were you able to see if it helps with your use case?

Ah OK, [wanakana](https://www.npmjs.com/package/wanakana) is the only other module I'm aware of that might help.