Including Yuika who had calmed down, everyone enjoyed the swimming and the sensation of the sea waves.
For some reason the sea has waves even though this is in the sub-space.
It must be like the image of the sun in the sky, it must be a part of the magic that composes the sub-space.
In addition, according to the head maid Loriril, Lady Karina came several times until the palace's entrance while wearing swimsuits, but it seemed she couldn't make her decision, and now she's curled up in her own room in the palace.
I plan to be in the beach in front of the palace for the time being, so I expect her to show off her swimsuit sooner or later.
"U~n, when you're playing on the beach, you'd crave not only the shaved ice and soft cream but also the [Garnish-less Curry], the [Stretching Ramen], the [Violent Roasted Squid with Burning Soy Sauce Smell], the [Immoral Yakisoba], and the [Sacrilegious Roasted Corn]."
Arisa declared so while eating the shaved ice with strawberry syrup.
There were some weird ornaments in the end, but since it's Arisa, there's no deep meaning to it.
Pochi, Tama and Mia ate too fast, they're holding their foreheads in agony.
Since Lulu has warned it beforehand, the other girls are enjoying the coldness slowly.
"I didn't prepare them since they don't match the vacation in the southern island. Why don't we play in 『Beach House』 set next time?"
"Un, then, let's do watermelon breaking!"
That sounds really fun.
Some tactless beeping interrupted such fun time.
The communication linked on the Menu is coming from the trial unmanned airship.
I tap on the caller's mark and connect the call.
『Master. The target point, Labyrinth City Selbira has been captured in the visual. We will arrive in 30 minutes. Requesting your return to the captain's seat.』
"Okay."
I shortly replied to the [Scarecrow 10] the cruise golem that's steering the airship.
The scarecrow's voice is like the old voice synthesizer software, the intonation is awkward.
I compiled the source of the scarecrow's voice by asking one of Echigoya Firm's slave maids.
I thought of using Lulu's or Tifaliza's voice, but they were too busy it was not possible.
"It seems the airship is going to arrive at Selbira soon. Please change your clothes and wait at the entrance."
I tell so to everyone and then go back to the captain seat with Unit Arrangement ahead of them.
"Give me the steering report."
『Cruise test all green. Recorded maximum speed is 300 KM/H. It could reach higher speed, but taking account of the remaining magic power, I ended the test there. Continuing on--』
While listening to the scarecrow which I had left to take care of the bridge, I clean the ocean water with purification magic.
This personal airship is installed with the new type of aerodynamic engine that Prof. Jahad has developed, it's equipped with the function to alter the aerodynamic engine's buoyancy into thrusting force during the cruise.
Its only flaw is that the mileage is bad, so it can't be installed in an airships that use the general-purpose magic furnace.
In addition, it can go even faster if it uses the booster, but since it needs magic power supply from me, I didn't use it during the automatic test.
I change to my usual noble clothes with Quickdress, and look outside through the window that's made of a thin piece of glass-like object.
"It seems there were some bird strikes, but the window doesn't seem to have any scratch."
『Yes, Master. I recommend deploying the defensive curtain [Screen Shield] during the flight.』
"Okay. I approve it."
I approved the scarecrow's suggestion.
This window is made of synthetic diamond, so it'd be fine even against normal bird strikes, but it's probably going to get damaged if it runs into beetle type monsters.
Diamond is weak against heat though, so it might be a good idea to shave the whale's crystalline lens and turn it into the canopy.
In addition, this window was made using the original magic [Charcoal to Diamond] that I remodeled from the advanced magic [Flesh to Stone].
Creating diamonds from charcoals without high temperature-pressure, truly magic.
There's also [Sand to Glass] magic sub-type.
There were glass windows in the house created by [Create House] back then, I made the magic from that code library.
Making use of this code, I also made transparent corundrum from aluminium oxide from bauxite.
Securing the bauxite was annoying, but since it's possible to mine it in the island where the palace island is modeled after, it should be easy from now on.
I should be able to make sapphire and ruby if I can add color to it.