Paolo Bottoni is the name of the company which diffuses books on the beads and not an individual as opposed to what one could believe. What a pity !!!
You can get some of its books only in Japanese on 2 sites:
JUNKU (Japanese bookshop)
BRICOLART (Belgian site of sale of pearls)
 “My favorite beads accessory” Paolo Bottoni, delivers in Japanese (Bricolart or Junku approximately 16 €) “natural” heading Beans part  - heading “Japonisant” Wave Unit  - heading “Japonisant” Rings Flower garden  Stitch Flower garden  |
 “Beads accessory 2” Paolo Bottoni, delivers in Japanese (Bricolart approximately 19 €) - heading “Pearly” Cherry earrings  - “romantic” heading Wave Unit  - heading “Pearly” Rings Flower garden  |
 “Beads accessory 1” Paolo Bottoni, delivers in Japanese (Bricolart approximately 16 €) - “natural” heading Rings Claws    - heading “Japan” Japarras Collar  |
 “I found the New design” Paolo Bottoni, delivers in Japanese (Bricolart approximately 16 €) heading “The Baroque” Snow crystal motif necklace  - heading “Japonisant” Pendentive Pear motif  - “geometrical” heading Collar Zigzag  - heading “Lace” collar Heart Reason  - heading “Pearly” Bracelet pearl beads  |
 “Beads Motif“Paolo Bottoni, delivers in Japanese (Bricolart approximately 16 €) “Expert of Japan” heading Garland of flowers necklace  “geometrical” heading Ring motig necklace  - “geometrical” heading Bracelet Rhombuses  - heading “Pearly” flat Bracelet  - heading “Pearly” ring brooch collection  |