## 7. Glossary

Define ALL domain-specific terms, Japanese field names, and technical abbreviations used in this method.

| Term | Type | Business Meaning |
|------|------|------------------|
| `svc_kei_kaisen_ucwk_no` | Field | Service contract line change work number - internal tracking ID for the service contract line modification work |
| `mskm_dtl_no` | Field | Application detail number - line-level sequence number within an application |
| `kisn_plc_ad_mi_fix_flg` | Field | Line location address not-yet-determined flag - indicates if the line installation address is pending confirmation |
| `kisn_plc_ad_mi_fix_rls_ymd` | Field | Line location address not-yet-determined release date - date when pending address is resolved |
| `kaisen_plc_ksh_ad_sai_flg` | Field | Line location contract address discrepancy flag - flags mismatch between line location and contract address |
| `cust_skk_ad_mi_fix_flg` | Field | Customer complaint address not-yet-determined flag - indicates if customer-reported address is still pending |
| `cust_sos_use_um` | Field | Customer SOS usage indicator - whether the customer uses the SOS emergency service |
| `mansion_bukken_no` | Field | Mansion building number - unit/building number for apartment/mansion addresses |
| `kaisen_place_telno` | Field | Line location phone number - phone number at the line installation location |
| `kaisen_plc_kana` | Field | Line location kana - phonetic (kana) reading of the line location address |
| `kaisen_place_ad_cd` | Field | Line location address code - address code for the line installation location |
| `kaisen_place_pcd` | Field | Line location postal code - postal code for the line installation location |
| `kaisen_place_state_nm` | Field | Line location prefecture name - prefecture-level administrative area name |
| `kaisen_place_city_nm` | Field | Line location city/town name - city or town administrative name |
| `kaisen_place_oaztsu_nm` | Field | Line location oaza/street name - large district or street name component |
| `kaisen_place_azcho_nm` | Field | Line location cho/district name - district-level administrative name |
| `kaisen_place_bnchigo` | Field | Line location lot number - lot/sub-number within the address |
| `kaisen_place_adrttm` | Field | Line location address supplement (building name) - building name for the line location |
| `kaisen_place_adrrm` | Field | Line location address supplement (room number) - room/unit number for the line location |
| `kaisen_place_no` | Field | Line location number - identifier for the line installation point |
| `kisn_plc_kkk_seiri_chu_flg` | Field | Line location district consolidation in-progress flag - whether land consolidation work is ongoing |
| `kisn_plc_hsk_cd_1` | Field | Line location supplementary code 1 - supplementary code for line location |
| `kisn_plc_hsk_cd_2` | Field | Line location supplementary code 2 - second supplementary code for line location |
| `kisn_plc_hsk_memo` | Field | Line location memo - supplementary notes for line location |
| `ad_form_cd` | Field | Address form code - type of address format (Japanese/Western style) |
| `shunko_rsv_ymd` | Field | Construction scheduled date - planned start date for construction work |
| `epower_soden_rsv_ymd` | Field | Power supply scheduled date - planned date for electrical power connection |
| `nyukyo_rsv_ymd` | Field | Move-in scheduled date - planned customer move-in date |
| `hikiwatashi_rsv_ymd` | Field | Handover scheduled date - planned service handover date |
| `hikkoshi_rsv_ymd` | Field | Relocation scheduled date - planned relocation work date |
| `xzahyo` | Field | X coordinate - geographic X-axis coordinate for the installation location |
| `yzahyo` | Field | Y coordinate - geographic Y-axis coordinate for the installation location |
| `lgtd` | Field | Longitude - geographic longitude of the installation location |
| `lttp` | Field | Latitude - geographic latitude of the installation location |
| `zahyo_hosei_um` | Field | Coordinate correction indicator - whether coordinates have been corrected |
| `tv_kobet_taio_cd` | Field | TV individual correspondence code - individual TV handling/service code |
| `tv_antenna_um` | Field | TV antenna presence indicator - whether a TV antenna is present |
| `direction_cd_1` | Field | Direction code 1 - primary antenna installation direction |
| `direction_cd_2` | Field | Direction code 2 - secondary antenna installation direction |
| `kodate_kcku_flr_cnt_cd` | Field | Apartment building floor count code - floor count for detached houses |
| `shugj_nyukyo_flr_cnt_cd` | Field | Apartment resident floor count code - floor number for apartment residents |
| `pon_sbt_cd` | Field | PON type code - Passive Optical Network technology type |
| `kaisen_tk_comp_cd` | Field | Line telecommunication company code - identifies the telecom service provider |
| `vdsl_use_tel_kisn_sbt_cd` | Field | VDSL usage phone line type code - type of phone line for VDSL service |
| `vdsl_use_dksn_swch_rsv_ymd` | Field | VDSL phone line switch scheduled date - planned date for VDSL line switching |
| `vdsl_use_tg_dbkdsn_sbt_cd` | Field | VDSL target phone line type code - line type for the VDSL target number |
| `vdsl_use_tg_telno` | Field | VDSL target phone number - phone number targeted for VDSL |
| `hikkoshi_ymd` | Field | Relocation date - actual relocation date |
| `gaito_area_svc_staymd` | Field | Designated area service start date - date when service becomes available in the area |
| `tekkyo_koji_kibo_ymd` | Field | Demolition work request date - requested date for equipment removal |
| `kiten_hdsyo_cd` | Field | Origin transformer code - code of the origin substation for power supply |
| `shykk_cd` | Field | Contract office code - code of the contract office/branch |
| `kepc_busioffice_cd` | Field | Electric power business office code - code of the regional electric power office |
| `updt_dtm_bf` | Field | Update date/time before - last update timestamp before this change |
| `sks_yo_kisn_place_ad_rm_no` | Field | Invoice target line location room number - room number for billing |
| `tel_bas_host_id` | Field | Telephone BAS host ID - host identifier for telephone business application |
| `tel_vlan_id` | Field | Telephone VLAN ID - VLAN ID for telephone service |
| `vlan_id_fix_flg` | Field | VLAN-ID determination flag - whether the VLAN ID is finalized |
| `tel_vlan_id_trkm_ymd` | Field | Telephone VLAN-ID intake date - date when VLAN ID was obtained |
| `sks_shs_ad_chg_um` | Field | Invoice delivery address change indicator - whether billing address is changing |
| `sks_shs_ad_chg_kibo_ymd` | Field | Invoice delivery address change requested date - requested date for billing address change |
| `kshad_chg_um` | Field | Contract address change indicator - whether contract address is changing |
| `kshad_chg_kibo_ymd` | Field | Contract address change requested date - requested date for contract address change |
| EKK0251C030 | Screen Code | Service Contract Line Detail Content Change screen |
| EKK0251A010 | Screen Code | Service Contract Line Detail Consent Agreement screen (preceding screen) |
| CAANMsg | Class | Fujitsu message wrapper class for screen-to-screen data transfer |
| paramMap | Variable | HashMap carrying common area data to downstream components |
| template | Variable | CAANMsg object being built with all service contract line detail fields |
| childTemplate | Variable | CAANMsg from the preceding screen (EKK0251A010) containing detail line items |
| childMap | Variable | HashMap carrying supplemental change-specific fields |
| workMap | Variable | Mapping work area from the request parameter |
| FUNC_CODE | Field | Function code - identifies the screen operation type |
| TEMPLATE_ID_EKK0251C030 | Constant | "EKK0251C030" - template identifier for this screen message |
| FTTH | Business term | Fiber To The Home - fiber-optic broadband internet service |
| VDSL | Acronym | Very-high-bit-rate Digital Subscriber Line - broadband technology over copper phone lines |
| PON | Acronym | Passive Optical Network - fiber-to-the-home technology |
| VLAN | Acronym | Virtual Local Area Network - network segmentation technology |
| BAS | Acronym | Business Application System - enterprise application platform |
| CAAN | Acronym | Fujitsu internal messaging framework |