Identify the primary methods for general inquiries to the Kusu Town Hall. Specifically, find the main phone number and determine if there is an online contact form for submitting inquiries. If an online form exists, describe its purpose.
Navigate to 'http://town.kusu.oita.jp/' Locate and click on the 'お問い合わせ' (Inquiries) link or a similar section for general information. Alternatively, navigate through '組織から探す' (Search by Organization) and then '総務課' (General Affairs Division) to find the '役場へのお問い合わせ' (Inquiries to the Town Hall) link. Identify the main phone number for the town hall. Determine if an online contact form is available for inquiries. If an online form is present, describe its purpose as stated on the page.
State the main phone number for the Kusu Town Hall. Confirm the presence of an online contact form for inquiries. Describe that the online form is for submitting opinions and inquiries (ご意見・お問い合わせ等).