TOKYO -- Asian equity markets closed mixed Wednesday, as most Japanese investors remained on the sidelines ahead of earnings reports from some of the country's big technology companies.

In Tokyo, the

Nikkei 225

closed down 307.7, or 2%, at 14,840.5 and the

Topix

index, which includes all shares listed on the

Tokyo Stock Exchange

, fell 11.2, or 0.8% to close at 1407.2.

Both

NEC

(NIPNY)

and

Sony

(SNE) - Get Report

will post results later this week, but the tech giants took separate paths Wednesday. NEC lost 25 yen, or 1.1%, to 2,235 ($20.71) and Sony closed up 30 yen, or 0.3%, at 10,410.

Sanyo Electric

(SANYY)

tanked 100 yen, or 10.1%, to 891, after the firm's president resigned during a scandal over defective solar panels.

Telecom shares had a better session, as

Nippon Telegraph & Telephone

(NTT)

rose 30,000 yen, or 3.1%, to 1 million and wireless operator

TheStreet Recommends

NTT DoCoMo

(NTDMY)

closed up 40,000 yen, or 1.4%, at 2.97 million.

The dollar traded at 107.91 yen, down from 108.33 yen Tuesday.

South Korea's

Kospi

index also moved lower Wednesday, falling 2.7, or 0.5%, to 542.3, as technology shares weakened, but other major stock markets in the region ended the day in the plus column.

Taiwan's

TWSE

index jumped 105.2, or 1.8%, to close at 6023.8, as chipmakers

Taiwan Semiconductor

(TSM) - Get Report

and

United Microelectronics

(UMC) - Get Report

built on Tuesday's 6% gains.

Hong Kong's

Hang Seng

index rose 135.2, or 0.9%, to 15,061.2, as heavyweight

China Mobile

(CHL) - Get Report

rose HK$1.25, or 2.5%, to 52.00 ($6.67).