I seriously thought about 'why trading is inconvenient' in Livly Island.

I've been feeling this for a while: 'Why isn't there a feature that automatically matches wishlists and duplicates for all users?' It's clearly technically possible, yet it's intentionally not implemented. I've organized my thoughts on this 'intended inconvenience' from the perspective of game design.

■ Inconvenience is not just a flaw, but a designed mechanism

If trading were too smooth, you'd get the items you want immediately, and duplicates would be cleared out instantly. As a result, the 'things to do' would vanish in a flash. In a game where collecting and trading are the main content, this friction supports playtime and immersion.

This isn't just a matter of efficiency; it's a structural issue directly linked to the 'lifespan of the game'.

■ The value of rare items is supported not just by 'probability', but by the 'process of reaching them'

If a fully automated exchange were introduced, all items would theoretically circulate via the 'shortest path'. Consequently, rare items would simply become 'data with low drop rates', and the 'experience of obtaining them through effort' would disappear.

The value of a rare item is formed not only by the numerical difficulty of obtaining it, but by the density of time spent searching, negotiating, and waiting to get it.

■ However, too much inconvenience leads to players quitting

On the other hand, a trading system that relies too much on chance easily creates a 'state where you can't find what you're looking for'. This is the most dangerous state for a player.

What's important isn't 'whether you can actually get it', but 'whether you can feel the possibility of getting it someday'.

If a state of zero progress continues, players stop feeling the connection between effort and reward, and they quietly drift away.

■ The ideal is neither 'fully automatic' nor 'fully manual'

The best balance is likely somewhere in between:

・Register wishlists and duplicates
・Automatically display potential trading partners
・Players select and execute the actual trade
・Set costs such as GP for trades

With this:

・The pain of searching is reduced
・The agency of trading is maintained
・The in-game economy is stabilized
・The value of rare items is preserved

■ GP cost is not a 'restriction' but an 'economic stabilizer'

By requiring GP for trades, you can provide convenience while preventing unlimited circulation. This isn't just a penalty; it's a mechanism to maintain the value of in-game currency and preserve long-term economic balance.

■ Conclusion: Inconvenience is necessary, but 'hope' is indispensable

Complete automation could shorten the lifespan of the game. On the other hand, complete reliance on chance robs players of their hopes.

What is important is maintaining the 'feeling of making progress, even if it is little by little'.

Just knowing that a potential trading partner exists makes exploration something other than despair.

Game design is not about maximizing efficiency, but about sustaining player motivation. For that reason, 'inconvenience' is intentionally designed.

However, at the same time, if that inconvenience becomes excessive, the game will quietly lose its players.

The world of collection games is built upon this delicate balance.