Sakigake (魁)
Products for indie developers

Tools that stay one step ahead of what you build.

Sakigake (魁, “pioneer”) is a platform for solo developers — from game-ready asset packs to an AI-agent-proof SaaS boilerplate. One-time purchase, commercial use OK.

For game & app developers

Game Asset Store

864 transparent PNG icons across 9 categories (96 each). Five sizes from 256px to 32px, sprite sheets with atlas.json, and RPG Maker MV/MZ IconSets — drop them straight into Unity, Godot, or RPG Maker.

Fantasy RPG Item Icon Pack (96 icons)Fantasy RPG Skill & Magic Icon Pack (96 icons)Game UI & System Icon Pack (96 icons)
Browse assetsFree 12-icon sampler available

For SaaS builders

SaaS Boilerplate “Sakigake”

A Next.js SaaS boilerplate built to survive AI agents: DDD enforced by dependency-cruiser, and a /ship gate (depcruise / tests / typecheck / secret scan) that broken code cannot pass.

  • ・Clerk auth, multi-tenancy, Stripe payment flow prewired
  • ・7 sample ADRs + Claude Code / Codex CLI ready
  • ・Docs are Japanese-first (code and structure are standard TypeScript)
View details (JP)Early Bird ¥9,800 one-time

864

transparent PNG icons

9

categories × 96 icons

5 sizes

256–32px + atlas.json

One-time

no subscription, commercial OK