Gotanda is OSINT extension
This Web Extension could search OSINT information from some IOC in web page.(IP,Domain,URL,SNS...etc)
Right click highlighted IOC strings, It will show contextmenus.
When You want to search using some engine, You choose one of list.
Search Engine Lists are in my GitHub.
About Twitter and FaceBook could search timeline with any words.
This extension is optimized for the Japanese environment.
Got and a