KU's Puzzle #1602 - Subaru Daisha Prototype

[Otto Puzzell]

Know what it is?

Please, respond below and share your knowledge of what this is, and who built it.
As always, detailed answers are greatly appreciated by all. 
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Also, please be sure to check out our other puzzles, and, please post a puzzle of your own if you'd like - the more, the merrier.

Thanks!

[Otto Puzzell]

experts...

[Otto Puzzell]

.....and, Pros

[Allemano]

looks like Indian guys standing around..

[Djetset]

Could it be from Taiwan?

[Otto Puzzell]

Getting closer...

[Allemano]

Phillipines?

[Otto Puzzell]

Those fellows look like they have been up since sunrise.

[Allemano]

Nippon, then.

[Otto Puzzell]

はい

[Djetset]

Is the base a Subaru?

[pnegyesi]

it looks like a honda development prototype

[Otto Puzzell]

Is the base a Subaru?

Yes

[pnegyesi]

It's not locked for Djetset, is it?

"Proto type model(1957)
「台車」
これは、スバル３６０の開発中にメカニズムの実車テストを行なうために作られたもの。
これで、公道などを走って色々テストを行ないました。
ドアもヒーターもないので冬場のテストは大変だったそうです。
一見、スバル３６０ベースのバギーカーにも見えます。"

So, this one was called Dolly I believe

[Otto Puzzell]

I've seen it called 'Dolly', but I also have it listed with a less colorful name.

[pnegyesi]

You mean, K10?

[Otto Puzzell]

Check your PM, please.

[Otto Puzzell]

OK, one point for pnegyesi. Puzzle locked for Djetset, who can earn a point with the other name in play.

[Otto Puzzell]

Open to all.

[pnegyesi]

I don't want to get another easy point but if there are no more guesses...

[Otto Puzzell]

I don't want to get another easy point but if there are no more guesses...

There don't seem to be

[pnegyesi]

So the other name is Daisha, base car