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When 3-4 siblings in their 50s share caregiving duties for parents in their 80s — hospital accompaniment, meal preparation, administrative tasks — they verbally agree to divide responsibilities, but with no record of who did what and when, resentment over 'I'm the only one doing anything' erupts within 3-6 months. They communicate via KakaoTalk group chat, but past messages are unsearchable and visit counts cannot be quantified. This conflict escalates to sibling estrangement in 30% of Korean family dispute counseling cases.
On the web, register family members and assign caregiving activities (hospital accompaniment/meals/admin/overnight care) to a shared calendar by person and schedule. When an activity is completed, tapping 'Done' auto-records it. Monthly Reports quantify each member's activity count and hours for transparent sharing. Schedule changes trigger automatic notifications to find substitutes.
| N Novelty | 1-5 | How uncommon the service is in market context. |
| U Urgency | 1-5 | How urgently users need this problem solved now. |
| M Market | 1-5 | Market size and growth potential from proxy indicators. |
| R Realizability | 1-5 | Buildability for a small team with realistic constraints. |
| V Validation | 1-5 | Validation signal quality from competition and demand data. |
| Tech Complexity | / 40 | Difficulty of core implementation stack. |
| Data Availability | / 25 | Practical availability and cost of required data. |
| MVP Timeline | / 20 | Expected time to ship a usable MVP. |
| API Bonus | / 15 | Bonus for viable public API leverage. |
| Competition | / 20 | Signal quality from competitor landscape. |
| Market Demand | / 20 | Demand proxies from search and mention patterns. |
| Timing | / 20 | Fit with current shifts in tech, behavior, and regulation. |
| Revenue Signals | / 15 | Reference evidence for monetization viability. |
| Pick-Axe Fit | / 15 | How well the concept serves participants in a trend. |
| Solo Buildability | / 10 | Practicality for lean-team implementation. |