Bank of Japan is expected to hike rates this week, CNBC survey shows
1. Bank of Japan likely to raise interest rates by 25 basis points. 2. Rate hike will reach 0.5%, highest since 2008. 3. BOJ leadership shows increased confidence in the economy. 4. Persistent yen weakness and inflation support the rate hike expectation. 5. Household expenditure shows weakness, raising concerns for sustainable growth.