Cloud based ContactOperation

Get the right contacts to grab the success

Our Features

What we offer


To have insight into specific customer information in one location, simply combine your own CRM, ticketing, e-commerce, and loyalty systems.

Email Marketing

By bringing your email messages into the inboxes of potential new clients, email marketing helps you boost your brand recognition. We prioritize, automate, and easily connect you with your customers in a full email network.

Analytics and Reporting

Optimize the success and customer conversations of your team by analyzing message status, agent status, assignment of conversations, and more.

ContactOperation for your business

We regard your business as our own and strengthen our teams, in order to represent your brand. In all aspects of the business function of customer operations (strategy, channels of engagement, talent, operations, processes, data and technology), 

  • We help you leverage the true power of contact operations to develop the credibility and your company in Japanese market.
  • We assist businesses to identify and maximize the true value as a primary point of contact between your organization and Japanese clients.
  • We support creating and executing custom-designed solutions that address your unique business needs, maximize productivity, and personalize experiences between your employees and customers.

Why Japan?

Japan is the world’s third largest economy. Not only the western companies, but also the Asian companies are highly interested to expand their business in Japan today. It’s time to catch your opportunities to expand your business in Japan. We offer a range of services designed to grow your business & to meet the diverse needs of global brands in the Japanese market.

Ready to work with us?

We have the know-how and cutting-edge skills to optimize your ideal marketing and get your project done efficiently.

About Us

What is ContactOperation?

Contact operations include the direct communication with your contacts, such as sales and service support. These operations are one of the most significant and sometimes undervalued roles of many companies.  Many managers and clients have a profound misconception of its role in influencing the overall performance and prestige of a company. In order to provide world-class contact support, we help improvements in your contact operations, compare your current state with your ideal future state and leading practices, and highlight gaps that need to be addressed.

To meet contact service requirements, customer operations were considered nothing more than a mandatory cost center. Executives today recognize that in an increasingly commoditized marketplace, an efficient, engaging, and contact-centric contact operations capability can become a competitive differentiator.

Stay on valuable customers’ horizon and create better bonds. Through our contact operation, we’ve made it easy to be where your clients are.

Our Digital Stacks Corporation

Digital Stacks Corporation is an Internet and IT consulting company aiming to bridge between Silicon-Valley and Asia. With the solid experience of over 25 years, we operate in the technology industry in Japan by offering technology consulting, digital marketing, technical implementation support, and analytics services for the deployment of new software solutions for the digital age.


Email open rate is the percentage of people who opened your email. If someone doesn’t open your email, there are zero chances of engaging with your content and brand. On an average, 10-15 percent of email open rates work well for the sender. But, it all depends on your industry and your target audience. It’s true that open rate alone isn’t indicative of the success of your email marketing campaign. It’s what people do after opening your email is what really matters.

There are many different approaches to email subject lines, and you will have to evaluate what works best for your audience, like many of the best practices in email marketing. However, there are a few best practices: Write to your audience using the language they use. Customize it. Keep it short – for the sake of cell phones. Using terms of direct action.

Firstly, please check if the emails are send in your spam folder. At other times, your hosting provider (or SMTP provider) can require you to configure the FROM email address of your form to be one on your account. For instance, if is your domain, then set the FROM email address to something like If you need to use the SMTP option (if your host has limited access to the regular PHP email method), please refer to the installation page for information. Finally, verify that PHP is running on the Web server where the form is being run.

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