Sei and Gon Daisanji in domains must concurrently have been members of Kogisho (the lower house) but after the Kogisho abolished, either of them became a councilor of Shugiin (whose name was changed from Kogisho).
諸藩の正・権大参事は、公議所を兼任することとされ、公議所が廃止された後は、いずれか1名が集議院の議員となった。