In the last 90 days, 0 listings have been posted online, which means spaces are probably leasing quickly. You'll want to be prepared to tour spaces as quick as possible. About NaN% of the available leases in the Wailuku are subleases, so you will probably need to sign a longer term lease with the landlord directly. There aren't many listings below 2,000 square feet available, so finding a space for a small business might be tough.
The standard measurement for office space in this area is around sqft. Most buildings in this market are close to 3 floors. Most buildings in this area were built in 1989 and are Class B.