ipv6 high latency, UK traffic being routed via Tokyo

My earlier post on this seems to have been removed.

Routing via Tokyo for the past 2-3 days causing 300ms latency.

https://nextdns.io/diag/3839c6b0-4cca-11ef-b0ae-11857efbd74d

Traceroute for anycast primary IPv6 (2a07:a8c0::)
    1 2a00:2302::1103:203:5d1    1ms   0ms   1ms
    2                   *     *     *
    3 2a00:2302::1102:100:3f    6ms   6ms   6ms
    4 2a00:2380:3014:8000::3e    5ms   6ms   6ms
    5 2a00:2380:14::4d    6ms   5ms   6ms
    6 2001:7f8:4::2:18c1:1    5ms   6ms   5ms
    7                   *     *     *
    8                   *     *     *
    9                   *     *     *
   10                   *     *     *
   11                   *     *     *
   12                   *     *     *
   13 2401:3cc0:10:50::1:230  208ms 208ms 207ms
   14 2401:3cc0:10:50::1:231  208ms 208ms 208ms
   15 2401:3cc0::4:3ff  246ms 246ms 246ms
   16                   *     *     *
   17 2407:b9c0:f1::11  249ms 249ms 249ms
   18    2a07:a8c0::  256ms 258ms 251ms