as many people as possible
Used when encouraging or hoping for the maximum number of participants, often in invitations, volunteer calls, or event promotions.
We would like as many people as possible to participate.
Please donate to help save as many lives as possible.
A fixed expression composed of 一人 (one person) + でも (even) + 多く (many, adverbial form), literally 'even one person more', used idiomatically to mean 'as many people as possible'.