A method for inducing a mucosal immunity with production of secretory IgA antibodies that neutralize of block a native E7 protein originating from cancerous cells, from cells infected by a human Papillomavirus or from an immune system cell. The write control circuit executes write and verify for each page of the memory cell array. The frequency band components have a level ratio or level difference at and nearby the values determined beforehand which are different one from another. The third section extracts and divides correction target edges of the layout pattern. Owing to the symmetrical construction of the individual parts they can not only be produced simply but also no orientation problems are posed in the assembly of the individual parts. The plated film covers the entire thin film.