How to say he decided to perform systematic research. in Japanese
1)
彼彼(kare) (ok) that , or something understood without naming it directly)/that person/over there/hey/eh?/thatはは(ha) (int) indicating a subject/yes/indeed/well/ha!/what?/huh?/sigh系統系統(keitou) (n) system/lineage/ancestry/family line/group/family/party/school/close relationship/a population sharing a common ancestor/strain立ったno dictionary result, likely a conjigated verbno dictionary result, likely a conjigated verb調査調査(chousa) (n,vs) investigation/examination/inquiry/enquiry/surveyをを(wo) (prt) indicates direct object of action/indicates subject of causative expression/indicates an area traversed/indicates time over which action takes place/indicates point of departure or separation of action/indicates object of desire, like, hate,行う行う(okonau) (v5u,vt) to perform/to do/to conduct oneself/to carry outことこと(koto) (prt) particle indicating a command/particle indicating mild enthusiasm/particle indicating a gentle interrogative/particle used to soften a judgment or conclusionにに(ni) (prt) indicates such things as location of person or thing, location of short-term action, etc.したした(shita) (n) did/a past form of the previous verb/tongue/tongue-like object/clapper/talon。。(。) Japanese period "."
