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Mia

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[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.

2024.08.01 2026.02.18

EntrepreneurMia

[Mia] The result of an open call for dialect narration. Utilization of Coconara, Crowdworks, and Lancers

In the case of narration, many voice actors present their conditions in terms of unit price per character + unit price per file cut, and this time I set the amount a little higher than the market price respectively (3 yen per character and 10 yen per cut) as follows. The recruitment text was copied and posted on Crowdworks and Lancers as well as Coconara, and was also posted on Mia's website.

2024.09.02 2024.10.26

EntrepreneurMia

Servo motor vs. DC motor: sound comparison

The sound volume was compared between a servo motor and a DC motor as a mechanism to move the mouth of a talking robot.The DC motor was connected to an ESP32 using an L293D motor driver, and the gears to be attached were made using a 3D printer. The rack and pinion moves by itself, but not when a rubber is attached.

2023.08.28 2024.10.26

Development/Designelectronic circuit

[Mia] Timeline of layout improvements made after TiB SHOP exhibition (October)

Article detailing the work undertaken to improve the layout and remove the cat-shaped robot Mia on the occasion of the end of the TiB SHOP exhibition in October. It describes the efforts made to prepare for the exhibition, change the exhibition location and utilise the original message function, both for consumers (toC) and for businesses (toB). Also documents the smooth dismantling of the exhibition after the exhibition and the use of Wi-Fi rentals.

EntrepreneurMia

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.

[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.

EntrepreneurMia

[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!

EntrepreneurMia

[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’.

EntrepreneurMia

[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).

2023.12.28 2024.08.21

Development/Designelectronic circuit

[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.

2023.08.13 2024.08.02

Development/Designelectronic circuit

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