>>ワークを取り新たに9カ月働いてからの申請、となるんですよね
そうです
>>ワーホリ時代の職歴も加算できたら
無理
Employment requirements:
* Nominee applicants must have been employed in an eligible occupation by the sponsoring company on a temporary work permit for at least 9 months immediately prior to the date of application to the BC PNP, and must be legally employed by the sponsoring company at the time of application.
http://www.ecdev.gov.bc.ca/programsandservices/pnp/SO/so_ELSS.htm