Number of Marketing Bases As of March 31, 2010 Note: Number include factories of subsidiaries of each company (As of April 1, 2010) JS Group Corporation Annual Report 2010 85 Hokkaido Tohoku Kanto- Koshinetsu Chubu Kansai Chugoku, Shikoku Kyushu, Okinawa Total Sales network Tostem Corporation Housing materials 15 37 130 44 41 30 34 331 Building materials 1 3 23 4 6 4 7 48 Inax Corporation 5 7 22 13 10 11 9 77 Toyo Exterior Co., Ltd. 1 2 4 5 2 3 3 20 Total 22 49 179 66 59 48 53 476 Showrooms Tostem Corporation 5 10 25 7 9 10 11 77 Inax Corporation 3 6 20 11 9 9 8 66 Toyo Exterior Co., Ltd. — 1 3 3 2 3 2 14 Total 8 17 48 21 20 22 21 157 Home centers Tostem Viva Corporation, Tostem Corporation 8 10 57 9 — — — 84 Homebuilding franchise members Eyeful Home — 34 46 32 21 29 11 173 FiAce Home — 3 13 4 10 5 2 37 GL Home Corporation — 4 15 7 3 — — 29 Total 0 41 74 43 34 34 13 239 Renovation franchise members Tostem HomeWell 9 13 68 21 28 17 22 178 LIFA (franchised by Inax) 9 20 93 43 37 16 29 247 Total 18 33 161 64 65 33 51 425 Japan Korea China Taiwan Hong Kong Thailand Vietnam Indonesia Britain Total Number of factories Tostem Corporation 22 1 1 24 Inax Corporation 18 2 1 3 24 Shin Nikkei Company,Ltd. 3 3 Sun Wave Corporation 3 3 Nittan Company Limited 3 1 1 5 Tostem Suzuki Shutter MFG Co., Ltd. 3 1 4 Asahi Tostem Exterior Building Materials Co., Ltd. 1 1 American Standard Asia Pacific 1 4 2 1 1 9 Total 53 1 8 1 1 3 4 1 1 73 Product Country of Production 2008 2009 2010 Housing window sashes Thailand 30% 33% 32% Wooden interior furnishing materials China (Dalian) 40% 42% 43% Sanitary wares Vietnam, China (Suzhou) 24% 22% 24% Floor tiles China (Suzhou) 40% 44% 43% Overseas Production Ratio