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If you have Amazon Prime you can watch it there. https://www.amazon.com/dp/B0767MQKZD
It is really bleak but still very cute, the girls would fit in with the t-dolls quite well. It is just a shame that they would be to big for the screen as five of them would take up way more space they Mosin's pony did.
Sadly not. It was streamed on Amazon, and is still on Prime in the US, but isn't on UK Prime anymore. If you aren't in the US then the best bet is to check the because.moe link in the other comment, which will show if it's streaming in your country.
Anime Strike on Amazon seems to have the license, otherwise there are torrents.
Amazon Prime and HIDIVE have it