cross domain at axios
In my case @nuxtjs/proxy solved issue
https://nuxtjs.org/faq/http-proxy/
I inserted @nuxtjs/proxy in nuxt.config.js and edited proxy setting
I used api server and an rest api
proxy: {'/api': { target: 'http://127.0.0.1:8080', pathRewrite: { '^/api' : '/api' },},'/zip': { target: 'http://zipcloud.ibsnet.co.jp', pathRewrite: { '^/zip' : '/api' }}}