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Mia

Marketing

Improvement of LP based on heatmap recording by Microsoft Clarity

Clarity, a free heatmap tool provided by Microsoft, was used to identify areas for improvement in the service LP. The ‘Heatmap summary’ button displays the results of the heatmap's AI analysis in text in the left sidebar.The recording tool also saves videos of actual users' movements on the LP.
Entrepreneur

[Mia] Display the total number of units sold in chronological order in a Google Spreadsheet, including the route of purchase.

As for D2C, WooCommerce is linked to Stripe for sales management; order data remains in both Stripe and WooCommerce, but the purchase route is also displayed in WooCommerce as an item called ‘origin’, so this time, from WooCommerce Attempt to export.
Entrepreneur

[Mia delivery] Due to the postal rate revision from 1st Oct, we have reevaluated our packaging…

The traditional packaging of individual boxes and outer boxes has been reviewed and switched to plastic packaging plus delivery bags. The new packaging weighs 130 grams and the shipping cost is now 390 yen within 150 grams. The original packaging cost 660 yen, so the delivery cost has been halved and the packaging time reduced by about 1/3!
Entrepreneur

[Mia] Want PR but not enough inventory? Reality of tightrope walking encountered in hardware

We have made a major update to Mia's functionality and we want to do a big PR campaign, but we have been plagued by a shortage problem and we have been keenly aware of the need for stock control and the psychological difficulty of PR, so we have described the stock problem. On reflection, ‘we should have moved on to the next order in a situation where we had plenty of stock’.
Development/Design

[MAX98357A] Changed IC package of class D amplifier from TQFN to WLP

The MAX98357A series of ClassD audio amplifiers is available in TQFN and WLP packages. The WLP package is smaller and more cost-effective than the conventional TQFN package, as it does not require expensive through-hole vias (connection pins that pass through the PCB).
Development/Design

[ESP32] Understanding the automatic boot loader mechanism and truth table

The automatic bootloader of the ESP32 is a function that enables automatic programme writing when the PC instructs the programmer to write the programme (by pressing the Upload button on PlatformIO) without having to manually press the EN or BOOT (IO0) pins.
Entrepreneur

[Mia Shipping] Trying to optimize box size and shipping costs.

Until now, we have been dealing with intangible software products such as SaaS and apps, so we did not have to worry about delivery and packaging, but this is our first tangible product, so we have to think about packaging size and shipping costs. Trial and error with Yamato's web pick-up service and Japan Post.
Entrepreneur

[Mia] What I learned from customer support via X (formerly Twitter)

Yesterday, I was looking at X in Mia and the following X post caught my eye! We need to deal with this as soon as possible (sweat)".Although we were able to resolve the error, which in itself was good, the customer response, including the inadequate email forwarding settings, left us with issues to address.So, we decided to implement the following two solutions. - Set up a Google form in the app for bug and error enquiries - Set up a Mia community.
Development/Design

[Golang] Practice of Test-Driven Development: From Migration File Creation to SQL Injection Countermeasures

Describes test-driven development in Go language, including migration file creation, SQL injection countermeasures and actual testing methods using dockertest. testutils.RunMySQLContainer function is called to start the MySQL container and connect to the database. RunMySQLContainer function to start the MySQL container and connect to the database.
Entrepreneur

[Mia] Description of sales and change of mind from post-release to one month later.

In the case of new services, acquaintances initially support and purchase the service, but after the initial windfall, the service then enters a state of calm unless it is really of interest to the user. 'Maybe only people you know buy and that's it, maybe the service doesn't stick.' The situation lasted for about two weeks.