Inquiry
Corporate
- For proposals to each service or subsidiary, please contact the respective contact points directly.
If you are unsure about the target service, such as for new business areas, please indicate that and contact us using the inquiry form below. - Depending on the inquiry, it may take longer for us to respond, or we may be unable to provide a response.
- If you use domain-specific reception settings, please allow reception from the domains @dena.jp and @dena.com.