The blockchain of bitzeny has already branched. 

at Block #1387408
https://zeny.insight.monaco-ex.org/block/000000030c04a8a5f54d10d360a9d053f7d8e96641938dfd40cf85864064d016
https://zenyinsight.tomotomo9696.xyz/block/000000027b243d7e6109a53001baf5efc141c0475fe69828541fb7de001d4866