Template "Template JMX Tomcat", that shipped with zabbix have no escape of " in the names of Mbeans.
This leads taht most part of items in template are not-supported. Unfortunately, due to the problem I spent several hours investigating this trivial issue. I'm sure many other people too.
This link helped me:
And you could consider using this template:
It works like a charm for me after setting the values of macroses in templates:
Could you please fix default tomcat template?